Table 3

SF-36v2™ results in ME/CFS patients by gender

Norm-based scores


SF-36 scales and summaries

Males (n = 37)

Females (n = 133)

P-value1


mean

SDa

mean

SDa


Physical Component Summary

30.2

8.8

26.0

8.2

0.023

• Physical Functioning

31.5

13.2

26.7

9.5

0.026

• Role-Physical

25.3

9.2

25.4

7.9

0.840

• Bodily Pain

33.8

10.9

31.4

9.11

0.264

• General Health

28.4

9.7

28.3

7.5

0.993

Mental Component Summary

30.3

11.9

35.2

11.0

0.040

• Vitality

26.4

6.8

29.1

7.1

0.040

• Social Functioning

25.9

11.2

25.7

9.4

0.853

• Role-Emotional

28.5

17.2

32.0

14.5

0.364

• Mental Health

34.0

13.8

37.4

11.5

0.166


a SD = Standard Deviation

1 t-test. For all P-values lower than 0.05, except for the vitality score, the difference in means reached the value considered minimally important.

Nacul et al. BMC Public Health 2011 11:402   doi:10.1186/1471-2458-11-402

Open Data