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Table 2 Raw SF-36 scores before and after colonoscopy

From: Colonoscopic screening for colorectal cancer improves quality of life measures: a population-based screening study

SF-36 Scale

Mean Score BEFORE

Mean Score AFTER

N

Difference of means (AFTER-BEFORE)

SD

P value

PF: physical functioning

80.2

78.6

225

-1.6

15.5

0.13

BP: bodily pain

75.6

77.3

224

+1.7

21.6

0.23

RP: role limitations due to physical condition

82.6

85.2

219

+2.5

33.5

0.27

GH: general health perceptions

73.3

72.7

223

-0.5

12.2

0.51

SF: social functioning

88.1

88.5

223

+0.4

18.9

0.76

VT: vitality

64.6

66.5

224

+1.9

14.2

0.04*

RE: role limitations due to emotions

88.6

92.9

222

+4.4

28.8

0.03*

MH: mental health

78.0

79.9

224

+1.9

12.8

0.03*

  1. SD = standard deviation; P value associated with two-tailed paired t test (*P < 0.05)