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Table 3 SF-36v2 and SF-6D scores among respondents with IBS-D (diagnosed and undiagnosed) and controls

From: Health-related quality of life, work productivity, and indirect costs among patients with irritable bowel syndrome with diarrhea

Score, mean (SE)

IBS-D

Controls

p-value a

n = 1102

n = 65,389

SF-36v2 summary scores

 MCS

45.16 (0.29)

49.48 (0.04)

<0.001

 PCS

47.29 (0.25)

50.67 (0.03)

<0.001

SF-36v2 subscales

 Bodily pain

45.66 (0.28)

50.20 (0.04)

<0.001

 General health

45.88 (0.27)

50.89 (0.04)

<0.001

 Mental health

45.32 (0.30)

49.40 (0.04)

<0.001

 Physical functioning

47.76 (0.27)

50.09 (0.04)

<0.001

 Role limitations due to emotional problems

46.11 (0.30)

49.47 (0.04)

<0.001

 Role limitations due to physical health

47.01 (0.27)

50.25 (0.03)

<0.001

 Social functioning

45.35 (0.28)

49.75 (0.04)

<0.001

 Vitality

45.74 (0.28)

50.65 (0.04)

<0.001

SF-6D score

0.667 (0.004)

0.741 (0.000)

<0.001

  1. aAnalyses adjusted for age, gender, ethnicity, income, education, body mass index, smoking status, alcohol use, exercise activity, and Charlson Comorbidity Index
  2. Abbreviations: IBS-D irritable bowel syndrome with diarrhea, MCS Mental Component Summary, PCS Physical Component Summary, SE standard error, SF-36v2 Short Form 36 Health Survey version 2, SF-6D Short Form 6-dimension