informed consent claim (Iowa) · Go Syfert
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informed consent claim in Iowa

7 Iowa opinions name it 2 courts 2015–2026 2 in the last five years

The cases below were cited by Iowa courts in a sentence that names this issue. Sides come from how each citing opinion treated the case (Syfertize flag on that citation), so a case can appear on both: that is where the law is contested. A red or yellow chip is the case's own overall treatment.

Followed or applied (23)

CaseFollowedCited
Alan Andersen v. Sohit Khanna and Iowa Heart Centergreen
iowa · 2018 · cited in 2 Iowa opinions naming this issue, 2021–2026
2 sentences

2026The district court granted summary judgment dismissing the informed-consent claim after concluding that physicians under Iowa law do not “have a duty to disclose physician-specific characteristics or experience in obtaining informed consent.” Id. at 531 .

2021We do not, however, rely on that error as a separate ground for reversal because of our conclusion that no expert testimony was required to establish the standard of care for the informed-consent claim. 34 making a reasonable effort—not on whether the patient actually grasps the information. “[O]ne of the difficulties with analysis in terms of ‘informed consent’ is its tendency to imply that what is decisive is the degree of the patient’s comprehension.” Canterbury, 464 F.2d at 780 n.15; see also Andersen, 913 N.W.2d at 546 (citing Canterbury, 464 F.2d at 790 , and referring to it as the “land

22
Jerry W. Canterbury v. William Thornton Spence and the Washington Hospital Center, a Body Corporategreen
cadc · 1972 · cited in 2 Iowa opinions naming this issue, 2018–2021
2 sentences

2021We do not, however, rely on that error as a separate ground for reversal because of our conclusion that no expert testimony was required to establish the standard of care for the informed-consent claim. 34 making a reasonable effort—not on whether the patient actually grasps the information. “[O]ne of the difficulties with analysis in terms of ‘informed consent’ is its tendency to imply that what is decisive is the degree of the patient’s comprehension.” Canterbury, 464 F.2d at 780 n.15; see also Andersen, 913 N.W.2d at 546 (citing Canterbury, 464 F.2d at 790 , and referring to it as the “land

2021We do not, however, rely on that error as a separate ground for reversal because of our conclusion that no expert testimony was required to establish the standard of care for the informed-consent claim. 34 making a reasonable effort—not on whether the patient actually grasps the information. “[O]ne of the difficulties with analysis in terms of ‘informed consent’ is its tendency to imply that what is decisive is the degree of the patient’s comprehension.” Canterbury, 464 F.2d at 780 n.15; see also Andersen, 913 N.W.2d at 546 (citing Canterbury, 464 F.2d at 790 , and referring to it as the “land

22
Pauscher v. Iowa Methodist Medical Centergreen
iowa · 1987 · cited in 2 Iowa opinions naming this issue, 2018–2026
2 sentences

2026Ctr., 491 N.W.2d 161, 166 (Iowa 1992) (requiring expert testimony to establish materiality of risk of cystostomy during reverse intestinal bypass surgery); Cox v. Jones, 470 N.W.2d 23, 26 (Iowa 1991) (requiring expert 10 testimony to establish materiality of risk of retinal detachment during cataract surgery); Pauscher, 408 N.W.2d at 360 (“Further, the patient ordinarily will be required to present expert testimony relating to the nature of the risk and the likelihood of its occurrence, in order for the jury to determine, from the standpoint of the reasonable patient, whether the risk is in fa

2018See, e.g. , Doe , 476 N.W.2d at 31 (requiring disclosure of reasonably available alternative methods of treatment even though the patient rule as expressed in Pauscher and Cowman did not explicitly require such a disclosure); Pauscher , 408 N.W.2d at 362 & n.2 (noting there is no bright-line determining when the probability of a risk is too remote to be material).

12
Acord v. Portergreen
kanctapp · 2020 · cited in 1 Iowa opinions naming this issue, 2026–2026
1 sentence

2026Ctr., 491 N.W.2d 161, 166 (Iowa 1992) (requiring expert testimony to establish materiality of risk of cystostomy during reverse intestinal bypass surgery); Cox v. Jones, 470 N.W.2d 23, 26 (Iowa 1991) (requiring expert 10 testimony to establish materiality of risk of retinal detachment during cataract surgery); Pauscher, 408 N.W.2d at 360 (“Further, the patient ordinarily will be required to present expert testimony relating to the nature of the risk and the likelihood of its occurrence, in order for the jury to determine, from the standpoint of the reasonable patient, whether the risk is in fa

11
Cox v. Jonesgreen
iowa · 1991 · cited in 1 Iowa opinions naming this issue, 2026–2026
1 sentence

2026Ctr., 491 N.W.2d 161, 166 (Iowa 1992) (requiring expert testimony to establish materiality of risk of cystostomy during reverse intestinal bypass surgery); Cox v. Jones, 470 N.W.2d 23, 26 (Iowa 1991) (requiring expert 10 testimony to establish materiality of risk of retinal detachment during cataract surgery); Pauscher, 408 N.W.2d at 360 (“Further, the patient ordinarily will be required to present expert testimony relating to the nature of the risk and the likelihood of its occurrence, in order for the jury to determine, from the standpoint of the reasonable patient, whether the risk is in fa

11
Kennis v. Mercy Hospital Medical Centergreen
iowa · 1992 · cited in 1 Iowa opinions naming this issue, 2026–2026
1 sentence

2026Ctr., 491 N.W.2d 161, 166 (Iowa 1992) (requiring expert testimony to establish materiality of risk of cystostomy during reverse intestinal bypass surgery); Cox v. Jones, 470 N.W.2d 23, 26 (Iowa 1991) (requiring expert 10 testimony to establish materiality of risk of retinal detachment during cataract surgery); Pauscher, 408 N.W.2d at 360 (“Further, the patient ordinarily will be required to present expert testimony relating to the nature of the risk and the likelihood of its occurrence, in order for the jury to determine, from the standpoint of the reasonable patient, whether the risk is in fa

11
Scott v. Bradfordgreen
okla · 1979 · cited in 1 Iowa opinions naming this issue, 2018–2018
1 sentence

2018If the physician obtains a patient’s consent but has breached this duty to inform, ‘the patient has a cause of action sounding in negligence for failure to inform the patient of his options, regardless of due care exercised at treatment, assuming there is injury.’ ” (Emphasis added.) (Citation omitted.) (quoting Scott v. Bradford, 606 P.2d 554, 557 (Okla. 1979))); Gouse v. Cassel, 615 A.2d 331, 334 (Pa. 1992); Backlund v. Univ. of Wash., 975 P.2d 950 , 954–55 (Wash. 1999) (en banc). 31 Even those jurisdictions that explicitly reject an informed-consent claim based on failure to disclose experi

11
Gouse v. Casselgreen
pa · 1992 · cited in 1 Iowa opinions naming this issue, 2018–2018
1 sentence

2018If the physician obtains a patient’s consent but has breached this duty to inform, ‘the patient has a cause of action sounding in negligence for failure to inform the patient of his options, regardless of due care exercised at treatment, assuming there is injury.’ ” (Emphasis added.) (Citation omitted.) (quoting Scott v. Bradford, 606 P.2d 554, 557 (Okla. 1979))); Gouse v. Cassel, 615 A.2d 331, 334 (Pa. 1992); Backlund v. Univ. of Wash., 975 P.2d 950 , 954–55 (Wash. 1999) (en banc). 31 Even those jurisdictions that explicitly reject an informed-consent claim based on failure to disclose experi

11
Wlosinski v. Cohngreen
michctapp · 2006 · cited in 1 Iowa opinions naming this issue, 2018–2018
2 sentences

2018See, e.g. , Duffy v. Flagg , 279 Conn. 682 , 905 A.2d 15 , 20-21 (2006) (rejecting argument that a physician's prior experience with vaginal birth after cesarean section was relevant to an informed-consent claim because the only required disclosures are the nature of the procedure, its risks and anticipated benefits, and alternatives to the procedure); Ditto v. McCurdy , 947 P.2d 952 , 958 (Haw. 1997) ("declin[ing] to hold that a physician has a duty to affirmatively disclose his or her qualifications or the lack thereof to a patient" and noting that "this is a matter best left to the legislat

2018See, e.g. , Duffy v. Flagg , 279 Conn. 682 , 905 A.2d 15 , 20-21 (2006) (rejecting argument that a physician's prior experience with vaginal birth after cesarean section was relevant to an informed-consent claim because the only required disclosures are the nature of the procedure, its risks and anticipated benefits, and alternatives to the procedure); Ditto v. McCurdy , 947 P.2d 952 , 958 (Haw. 1997) ("declin[ing] to hold that a physician has a duty to affirmatively disclose his or her qualifications or the lack thereof to a patient" and noting that "this is a matter best left to the legislat

11
Housel v. Jamesgreen
washctapp · 2007 · cited in 1 Iowa opinions naming this issue, 2018–2018
2 sentences

2018But in Housel v. James, the Washington Court of Appeals implicitly limited the effect of its holding in Whiteside when it refused to “categorically hold[ ] that a physician’s inexperience is never material to an informed consent claim.” 172 P.3d 712, 716 (Wash. Ct. App. 2007).

2018But in Housel v. James , the Washington Court of Appeals implicitly limited the effect of its holding in Whiteside when it refused to "categorically hold[ ] that a physician's inexperience is never material to an informed consent claim." 141 Wash.App. 748 , 172 P.3d 712 , 716 (2007).

11
Doe v. Johnstongreen
iowa · 1991 · cited in 1 Iowa opinions naming this issue, 2018–2018
2 sentences

2018See, e.g., Doe, 476 N.W.2d at 31 (requiring disclosure of reasonably available alternative methods of treatment even though the patient rule as expressed in Pauscher and Cowman did not explicitly require such a disclosure); 24 Pauscher, 408 N.W.2d at 362 & n.2 (noting there is no bright-line determining when the probability of a risk is too remote to be material).

2018See, e.g. , Doe , 476 N.W.2d at 31 (requiring disclosure of reasonably available alternative methods of treatment even though the patient rule as expressed in Pauscher and Cowman did not explicitly require such a disclosure); Pauscher , 408 N.W.2d at 362 & n.2 (noting there is no bright-line determining when the probability of a risk is too remote to be material).

11
Abram v. Children's Hospitalgreen
nyappdiv · 1989 · cited in 1 Iowa opinions naming this issue, 2018–2018
2 sentences

2018See, e.g. , Duffy v. Flagg , 279 Conn. 682 , 905 A.2d 15 , 20-21 (2006) (rejecting argument that a physician's prior experience with vaginal birth after cesarean section was relevant to an informed-consent claim because the only required disclosures are the nature of the procedure, its risks and anticipated benefits, and alternatives to the procedure); Ditto v. McCurdy , 947 P.2d 952 , 958 (Haw. 1997) ("declin[ing] to hold that a physician has a duty to affirmatively disclose his or her qualifications or the lack thereof to a patient" and noting that "this is a matter best left to the legislat

2018See, e.g. , Duffy v. Flagg , 279 Conn. 682 , 905 A.2d 15 , 20-21 (2006) (rejecting argument that a physician's prior experience with vaginal birth after cesarean section was relevant to an informed-consent claim because the only required disclosures are the nature of the procedure, its risks and anticipated benefits, and alternatives to the procedure); Ditto v. McCurdy , 947 P.2d 952 , 958 (Haw. 1997) ("declin[ing] to hold that a physician has a duty to affirmatively disclose his or her qualifications or the lack thereof to a patient" and noting that "this is a matter best left to the legislat

11
Duttry v. Pattersongreen
pa · 2001 · cited in 1 Iowa opinions naming this issue, 2018–2018
2 sentences

2018See Duffy v. Flagg ( Duffy II ), 279 Conn. 682 , 905 A.2d 15 , 20-21 (2006) (holding physician's experience with the procedure was not relevant to informed consent because that information did not relate to one of Connecticut's four disclosure factors and noting the doctrine of informed consent under Connecticut law is limited); Duttry v. Patterson , 565 Pa. 130 , 771 A.2d 1255 , 1258-59 (2001) (holding evidence of physician's qualifications and experience is not relevant to an informed-consent claim because, under Pennsylvania law, the doctrine of informed consent is limited and only five typ

2018See Duffy v. Flagg ( Duffy II ), 279 Conn. 682 , 905 A.2d 15 , 20-21 (2006) (holding physician's experience with the procedure was not relevant to informed consent because that information did not relate to one of Connecticut's four disclosure factors and noting the doctrine of informed consent under Connecticut law is limited); Duttry v. Patterson , 565 Pa. 130 , 771 A.2d 1255 , 1258-59 (2001) (holding evidence of physician's qualifications and experience is not relevant to an informed-consent claim because, under Pennsylvania law, the doctrine of informed consent is limited and only five typ

11
Ditto v. McCurdygreen
haw · 1997 · cited in 1 Iowa opinions naming this issue, 2018–2018
2 sentences

2018See Duffy v. Flagg ( Duffy II ), 279 Conn. 682 , 905 A.2d 15 , 20-21 (2006) (holding physician's experience with the procedure was not relevant to informed consent because that information did not relate to one of Connecticut's four disclosure factors and noting the doctrine of informed consent under Connecticut law is limited); Duttry v. Patterson , 565 Pa. 130 , 771 A.2d 1255 , 1258-59 (2001) (holding evidence of physician's qualifications and experience is not relevant to an informed-consent claim because, under Pennsylvania law, the doctrine of informed consent is limited and only five typ

2018See Duffy v. Flagg ( Duffy II ), 279 Conn. 682 , 905 A.2d 15 , 20-21 (2006) (holding physician's experience with the procedure was not relevant to informed consent because that information did not relate to one of Connecticut's four disclosure factors and noting the doctrine of informed consent under Connecticut law is limited); Duttry v. Patterson , 565 Pa. 130 , 771 A.2d 1255 , 1258-59 (2001) (holding evidence of physician's qualifications and experience is not relevant to an informed-consent claim because, under Pennsylvania law, the doctrine of informed consent is limited and only five typ

11
Foard v. Jarmangreen
nc · 1990 · cited in 1 Iowa opinions naming this issue, 2018–2018
2 sentences

2018See, e.g. , Duffy v. Flagg , 279 Conn. 682 , 905 A.2d 15 , 20-21 (2006) (rejecting argument that a physician's prior experience with vaginal birth after cesarean section was relevant to an informed-consent claim because the only required disclosures are the nature of the procedure, its risks and anticipated benefits, and alternatives to the procedure); Ditto v. McCurdy , 947 P.2d 952 , 958 (Haw. 1997) ("declin[ing] to hold that a physician has a duty to affirmatively disclose his or her qualifications or the lack thereof to a patient" and noting that "this is a matter best left to the legislat

2018See, e.g. , Duffy v. Flagg , 279 Conn. 682 , 905 A.2d 15 , 20-21 (2006) (rejecting argument that a physician's prior experience with vaginal birth after cesarean section was relevant to an informed-consent claim because the only required disclosures are the nature of the procedure, its risks and anticipated benefits, and alternatives to the procedure); Ditto v. McCurdy , 947 P.2d 952 , 958 (Haw. 1997) ("declin[ing] to hold that a physician has a duty to affirmatively disclose his or her qualifications or the lack thereof to a patient" and noting that "this is a matter best left to the legislat

11
Hales v. Pittmangreen
ariz · 1978 · cited in 1 Iowa opinions naming this issue, 2018–2018
1 sentence

2018See, e.g., Hales v. Pittman, 576 P.2d 493, 499 (Ariz. 1978) (in banc) (noting the wrong in an informed- consent claim is not the operation itself but rather the failure to disclose, and requiring the unrevealed risk to materialize and cause harm); Howard, 800 A.2d at 79–80 (noting the informed-consent damages analysis involves comparison of the condition the patient would have been in if the patient had been informed and not consented to the risk with the condition the patient is in as a result of the risk’s occurrence, but also noting the patient does not have to prove the physician negligent

11
Equity Control Associates, Ltd. v. Rootgreen
iowa · 2001 · cited in 1 Iowa opinions naming this issue, 2018–2018
2 sentences

2018See, e.g., Lee v. State, 906 N.W.2d 186 , 194 (Iowa 2018) (“A court abuses its discretion when the grounds or reasons for the court’s decision are ‘clearly untenable’ or when the court has exercised its discretion to an extent that is ‘clearly unreasonable.’ ” “A ground or reason is untenable when it is not supported by substantial evidence or when it is based on an erroneous application of the law.” (Emphasis added.) (quoting Equity Control Assocs., Ltd. v. Root, 638 N.W.2d 664, 674 (Iowa 2001))).

2018See, e.g. , Lee v. State , 906 N.W.2d 186 , 194 (Iowa 2018) ("A court abuses its discretion when the grounds or reasons for the court's decision are 'clearly untenable' or when the court has exercised its discretion to an extent that is 'clearly unreasonable.' " "A ground or reason is untenable when it is not supported by substantial evidence or when it is based on an erroneous application of the law ." (Emphasis added.) (quoting Equity Control Assocs., Ltd. v. Root , 638 N.W.2d 664 , 674 (Iowa 2001) )).

11
Duffy v. Flagggreen
conn · 2006 · cited in 1 Iowa opinions naming this issue, 2018–2018
2 sentences

2018See Duffy v. Flagg ( Duffy II ), 279 Conn. 682 , 905 A.2d 15 , 20-21 (2006) (holding physician's experience with the procedure was not relevant to informed consent because that information did not relate to one of Connecticut's four disclosure factors and noting the doctrine of informed consent under Connecticut law is limited); Duttry v. Patterson , 565 Pa. 130 , 771 A.2d 1255 , 1258-59 (2001) (holding evidence of physician's qualifications and experience is not relevant to an informed-consent claim because, under Pennsylvania law, the doctrine of informed consent is limited and only five typ

2018See Duffy v. Flagg ( Duffy II ), 279 Conn. 682 , 905 A.2d 15 , 20-21 (2006) (holding physician's experience with the procedure was not relevant to informed consent because that information did not relate to one of Connecticut's four disclosure factors and noting the doctrine of informed consent under Connecticut law is limited); Duttry v. Patterson , 565 Pa. 130 , 771 A.2d 1255 , 1258-59 (2001) (holding evidence of physician's qualifications and experience is not relevant to an informed-consent claim because, under Pennsylvania law, the doctrine of informed consent is limited and only five typ

11
Duffy v. Flagggreen
connappct · 2005 · cited in 1 Iowa opinions naming this issue, 2018–2018
2 sentences

2018See, e.g., Duffy I, 869 A.2d at 1277 (“[W]e note that the viability of an informed consent claim does not depend on proof of malpractice relating to a particular medical procedure.

2018See, e.g. , Duffy I , 869 A.2d at 1277 ("[W]e note that the viability of an informed consent claim does not depend on proof of malpractice relating to a particular medical procedure.

11
Howard v. University of Medicine & Dentistrygreen
nj · 2002 · cited in 1 Iowa opinions naming this issue, 2018–2018
2 sentences

2018See, e.g., Hales v. Pittman, 576 P.2d 493, 499 (Ariz. 1978) (in banc) (noting the wrong in an informed- consent claim is not the operation itself but rather the failure to disclose, and requiring the unrevealed risk to materialize and cause harm); Howard, 800 A.2d at 79–80 (noting the informed-consent damages analysis involves comparison of the condition the patient would have been in if the patient had been informed and not consented to the risk with the condition the patient is in as a result of the risk’s occurrence, but also noting the patient does not have to prove the physician negligent

2018E.g. , Duffy v. Flagg ( Duffy I ), 88 Conn.App. 484 , 869 A.2d 1270 , 1277 (2005), rev'd on other grounds , Duffy II , 905 A.2d at 18 ; Howard v. Univ. of Med. & Dentistry of N.J. , 172 N.J. 537 , 800 A.2d 73 , 79 (2002) ("The damages analysis in an informed consent case involves a comparison between the condition a plaintiff would have been in had he or she been properly informed and not consented to the risk, with the plaintiff's impaired condition as a result of the risk's occurrence.

11
Bray v. Hillgreen
iowactapp · 1994 · cited in 1 Iowa opinions naming this issue, 2018–2018
1 sentence

2018See id.

11
Parris v. LIMESgreen
okla · 2012 · cited in 1 Iowa opinions naming this issue, 2018–2018
2 sentences

2018In Parris, while discussing the injury element of an informed- consent claim, the Oklahoma Supreme Court acknowledged “the occurrence of an undisclosed risk is important to the determination of injury and absent such occurrence, a physician’s failure to reveal the risk is possibly not actionable.” 277 P.3d at 1263 (emphasis added).

2018In Parris , while discussing the injury element of an informed-consent claim, the Oklahoma Supreme Court acknowledged "the occurrence of an undisclosed risk is important to the determination of injury and absent such occurrence, a physician's failure to reveal the risk is possibly not actionable." 277 P.3d at 1263 (emphasis added).

11
Overturff v. Raddatz Funeral Services, Inc.green
iowa · 2008 · cited in 1 Iowa opinions naming this issue, 2017–2017
1 sentence

2017See Overturff v. 21 Raddatz Funeral Servs., Inc., 757 N.W.2d 241, 245 (Iowa 2008) (“Because the existence of a duty under a given set of facts is a question of law for the court, it is properly resolvable by summary judgment.”).

11

Distinguished, questioned or overruled (0)

CaseNegativeCited
No negative-treatment citations attached to this issue in Iowa. Read the followed side critically anyway.

Also cited on this issue (5)

CaseCitedYears
Planned Parenthood of Southeastern Pa. v. Casey red
scotus · 1992
2 sentences

2015Casey, 505 U.S. at 882 , 112 S. Ct. at 2823 , 120 L.

2015Casey, 505 U.S. at 882 , 112 S. Ct. at 2823 , 120 L.

32015–2015
Kinikin v. Heupel green
minn · 1981
1 sentence

2018See, e.g., Hales v. Pittman, 576 P.2d 493, 499 (Ariz. 1978) (in banc) (noting the wrong in an informed- consent claim is not the operation itself but rather the failure to disclose, and requiring the unrevealed risk to materialize and cause harm); Howard, 800 A.2d at 79–80 (noting the informed-consent damages analysis involves comparison of the condition the patient would have been in if the patient had been informed and not consented to the risk with the condition the patient is in as a result of the risk’s occurrence, but also noting the patient does not have to prove the physician negligent

12018–2018
Backlund v. University of Washington green
wash · 1999
1 sentence

2018If the physician obtains a patient’s consent but has breached this duty to inform, ‘the patient has a cause of action sounding in negligence for failure to inform the patient of his options, regardless of due care exercised at treatment, assuming there is injury.’ ” (Emphasis added.) (Citation omitted.) (quoting Scott v. Bradford, 606 P.2d 554, 557 (Okla. 1979))); Gouse v. Cassel, 615 A.2d 331, 334 (Pa. 1992); Backlund v. Univ. of Wash., 975 P.2d 950 , 954–55 (Wash. 1999) (en banc). 31 Even those jurisdictions that explicitly reject an informed-consent claim based on failure to disclose experi

12018–2018
Schiff v. Friberg green
illappct · 2002
2 sentences

2018In Schiff v. Friberg , the plaintiff was injured when her colon was allegedly perforated during surgery and she subsequently filed an informed-consent claim, alleging the physician failed to warn her of that risk. 331 Ill.App.3d 643 , 264 Ill.Dec. 813 , 771 N.E.2d 517 , 521-22 (2002).

2018In Schiff v. Friberg , the plaintiff was injured when her colon was allegedly perforated during surgery and she subsequently filed an informed-consent claim, alleging the physician failed to warn her of that risk. 331 Ill.App.3d 643 , 264 Ill.Dec. 813 , 771 N.E.2d 517 , 521-22 (2002).

12018–2018
Housel v. James green
washctapp · 2007
1 sentence

2018But in Housel v. James , the Washington Court of Appeals implicitly limited the effect of its holding in Whiteside when it refused to "categorically hold[ ] that a physician's inexperience is never material to an informed consent claim." 141 Wash.App. 748 , 172 P.3d 712 , 716 (2007).

12018–2018

Statutes the citing opinions construe

IA § Iowa Code § 147.137 (4) IA § Iowa Code § 17A.19 (3)

Counted by distinct opinions that both name this issue and are annotated to the section; sections every opinion cites regardless of issue are not filtered here, so read the counts against the total above.

Where else courts name it

PA 68 (1978–2025) WA 56 (1970–2025) MD 32 (1977–2024) IL 29 (1981–2021) NJ 27 (1978–2019) NY 25 (1976–2026) LA 25 (1989–2023) CT 25 (1987–2024) CA 22 (1993–2023) TX 20 (1966–2024) WI 18 (1986–2025) GA 16 (1983–2023) IN 15 (1986–2019) MA 14 (1977–2025) HI 14 (1970–2021) OH 10 (1973–2025) FL 9 (1985–2021) DC 9 (1988–2026) TN 8 (2000–2025) VA 8 (1976–2024) MS 7 (1985–2017) KS 7 (1973–2021) SC 7 (1984–2023) OK 7 (1982–2017) CO 7 (1970–2021) IA 7 (2015–2026) RI 6 (1973–2009) ID 6 (1991–2011) OR 5 (1975–2013) ME 5 (1980–2017) VT 4 (1988–2014) UT 4 (1992–2025) MI 4 (1995–2026) WV 3 (2002–2021) MN 3 (1985–1988) ND 3 (1983–2003) KY 3 (2007–2021) NC 2 (1975–1990) AZ 2 (2013–2017) MO 2 (1966–2001) NE 2 (1979–1987) NV 2 (2016–2016) AK 2 (1993–2024)

Opinions by the citing court's state. A doctrine retained in one state and abandoned in another shows up here as a year span that stalls.

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