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Table 1 Included studies, demography and design

From: Reviewing next of kin regrets in surgical decision-making: cross-sectional analysis of systematically searched literature

First author

Publication year

Study design

Surgery (procedure)

Surgery (minor, moderate or major)

Next of kin

Quality assessment

References

Number approached

Number analyzed

Relationship to linked-patient

Tool

Rating

Adult studies

          

Blumenthal-Barby

2015

Qualitative

Cardio-thoracic (left ventricular assist device (LVAD) placement)

Major

15

13

Family member

CASP

Poor

[24]

Gullick

2009

Qualitative

Cardio-thoracic (Lung volume reduction)

Moderate

14

14

Family member

CASP

Poor

[33]

Lillie

2014

Cross-sectional

Oncology (Mastectomy double mastectomy or lumpectomy)

Moderate

708

517

Family member

NIH

Fair

[15]

Sahgal

2020

Cross-sectional

Neurosurgery (Brain surgery)

Major

73

48

Not specified

NIH

Fair

[14]

Schulman-Green

2020

Qualitative

Oncology (Mastectomy Lumpectomy)

Moderate

20

20

Family member or friend who helped with treatment decision

CASP

Good

[16]

Pediatric studies

          

Bethell

2020

Cross-sectional

Urology (Hypospadia)

Minor

908

340

Parents

NIH

Good

[18]

Carr

2016

Prospective cohort

ENT (Tonsillectomy ± adenoidectomy)

Minor

102

94

Parents

NIH

Fair

[19]

Carr

2017

Cross-sectional

ENT (Ventilation tube insertion)

Minor

210

210

Parents or legal guardians

NIH

Fair

[23]

Chan

2019

Qualitative

Urology (Hypospadia)

Minor

17

9

Parents

CASP

Fair

[31]

Crombag

2021

Qualitative

Fetal surgery (Spina bifida)

Moderate

47

29

Parents

CASP

Fair

[35]

Ellens

2017

Prospective cohort

Urology (Genitoplastia)

Minor

51

45

Parents

NIH

Fair

[27]

Ghidini

2016

Cross-sectional

Urology (Hypospadia)

Minor

744

323

Parents

NIH

Fair

[26]

Hong

2017

Prospective cohort

ENT (Adenotonsillectomy, tonsillectomy or tympanoplasty with tube insertion)

Minor

126

64

Parents

NIH

Good

[21]

Hong

2016

Prospective cohort

ENT (Ear otoplasty)

Minor

65

62

Parents

NIH

Good

[20]

Javaid

2020

Cross-sectional

Urology (Hypospadia)

Minor

91

50

Parents

NIH

Fair

[30]

Lonner

2020

Cross-sectional

Orthopedic (Posterior spinal fusion)

Moderate

44

44

Parents

NIH

Fair

[36]

Lorenzo

2014

Prospective cohort

Urology (Hypospadia)

Minor

200

116

Parents

NIH

Fair

[22]

Meenakshi-Sundaram

2018

Cross-sectional

Digestive (Malone Antegrade Continence Enema)

Moderate

114

**

Family member

NIH

Fair

[28]

Neuhaus

2020

Cross-sectional

Dermatology (Congenital melanocytic nevi removal)

Minor

249

219

Parents

NIH

Fair

[17]

O'Loughlin

2013

Cross-sectional

Digestive (Fundoplication)

Moderate

122

89

Parents or Family member

NIH

Poor

[32]

Özveren

2016

Cross-sectional

Urology (Circoncision)

Minor

1235

623

Parents

NIH

Poor

[34]

Szymanski

2018

Cross-sectional

Urology (Genital restoration surgery)

Minor

106

39

Parents

NIH

Poor

[25]

Van Engelen

2021

Cross-sectional

Urology (Hypospadia)

Minor

261

97

Parents

NIH

Fair

[29]

  1. ENT, ear-nose-throat; NIH, National Institute of Health—Quality Assessment Tool for Observational Cohort and Cross-Sectional Studies; CASP, Critical Appraisal Skills Programme Checklist Studies
  2. **Results of patients and next of kin are not separated