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Table 2 SF-36 scores for 8 dimensions reflecting HRQoLa by various population stratifications (n = 191)

From: Effects of illness perceptions on health-related quality of life in patients with rheumatoid arthritis in China

  PF RP BP GH VT SF RE MH
Gender
Male 54.22 ± 33.46 19.61 ± 35.47 41.96 ± 26.79 34.08 ± 20.72 45.88 ± 24.08 70.34 ± 32.30 25.49 ± 40.87 62.12 ± 21.25
Female 60.11 ± 27.80 23.21 ± 37.17 47.39 ± 26.16 37.67 ± 20.32 52.75 ± 22.71 76.61 ± 31.91 33.10 ± 40.87 60.40 ± 23.41
P 0.264 0.549 0.209 0.284 0.070 0.233 0.257 0.646
Age, y
 < 45 69.04 ± 24.53 b 25.28 ± 36.05 49.29 ± 23.14 39.47 ± 18.64 55.17 ± 21.25 b 80.06 ± 28.75 b 34.08 ± 40.19 61.84 ± 21.86
 ≥ 45 49.36 ± 30.34 19.61 ± 37.17 43.01 ± 28.69 34.30 ± 21.68 47.21 ± 24.32 70.47 ± 34.19 28.43 ± 41.53 60.00 ± 23.69
P  < 0.001 0.287 0.096 0.078 0.018 0.039 0.342 0.579
Education
 ≤ Junior middle school 46.71 ± 29.88 b 14.63 ± 33.09 b 36.32 ± 25.81 b 31.71 ± 22.34 b 42.20 ± 25.03 b 64.33 ± 34.31 b 23.17 ± 37.29 52.59 ± 24.81 b
Senior middle school 62.32 ± 29.63 26.22 ± 39.51 47.59 ± 26.64 40.37 ± 20.89 56.95 ± 19.97 80.18 ± 29.04 36.59 ± 46.43 68.10 ± 21.46
 ≥ College 70.51 ± 23.01 29.04 ± 37.81 56.54 ± 22.67 40.54 ± 16.33 57.79 ± 19.25 84.56 ± 27.16 37.25 ± 40.53 66.47 ± 17.58
P  < 0.001 0.041  < 0.001 0.013  < 0.001  < 0.001 0.068  < 0.001
Residence
Rural 53.84 ± 30.20 20.79 ± 36.04 39.97 ± 25.61 b 33.25 ± 21.54 b 47.58 ± 25.33 71.57 ± 35.84 31.23 ± 42.33 57.09 ± 25.11 b
Urban 63.18 ± 28.06 23.70 ± 37.41 51.84 ± 25.90 40.14 ± 18.77 54.22 ± 20.54 78.26 ± 27.58 30.90 ± 39.66 64.58 ± 19.72
P 0.002 0.020 0.048 0.151 0.956 0.023 0.134 0.585
Income/month, yuanc
 < 1000 47.89 ± 32.66 b 13.33 ± 32.25 38.42 ± 26.51 b 31.13 ± 24.78 41.67 ± 25.02 b 64.72 ± 34.78 b 23.70 ± 40.59 53.96 ± 26.09 b
1000–3000 59.57 ± 27.50 23.40 ± 37.35 44.35 ± 25.27 36.99 ± 19.09 52.39 ± 22.51 76.33 ± 32.56 30.85 ± 40.08 61.91 ± 21.99
 > 3000 65.87 ± 27.81 27.88 ± 38.24 55.31 ± 25.99 41.04 ± 17.73 56.25 ± 20.88 81.25 ± 26.72 37.82 ± 42.28 64.92 ± 20.24
P 0.009 0.137 0.005 0.057 0.005 0.033 0.238 0.050
Occupation
Unemployed 48.36 ± 28.69 b 13.49 ± 32.26 b 37.93 ± 27.00 b 32.29 ± 20.26 b 43.82 ± 24.00 b 67.11 ± 34.45 b 23.68 ± 38.80 55.21 ± 25.91 b
Blue collar 59.49 ± 29.49 19.87 ± 34.02 39.67 ± 24.63 35.13 ± 24.12 49.10 ± 23.48 70.19 ± 32.77 32.48 ± 42.22 57.54 ± 22.06
White collar 68.22 ± 27.05 32.24 ± 39.96 57.16 ± 22.64 41.95 ± 17.43 58.95 ± 19.82 85.20 ± 26.28 37.72 ± 41.58 68.21 ± 17.55
P  < 0.001 0.006  < 0.001 0.012  < 0.001 0.001 0.103 0.001
Disease duration, y
 ≤ 1 61.60 ± 29.62 b 23.96 ± 39.01 b 48.36 ± 28.16 b 39.79 ± 21.43 54.17 ± 24.97 b 80.73 ± 33.76 b 36.57 ± 44.11 62.17 ± 24.60
1–5 66.06 ± 26.74 35.11 ± 42.56 55.83 ± 23.92 38.40 ± 17.46 57.45 ± 20.32 84.57 ± 28.10 36.17 ± 44.95 64.00 ± 20.24
 > 5 50.56 ± 29.45 12.15 ± 26.20 37.06 ± 23.38 32.53 ± 20.76 43.40 ± 21.36 62.85 ± 29.22 22.22 ± 33.10 57.50 ± 22.41
P 0.010 0.003  < 0.001 0.083 0.002  < 0.001 0.066 0.262
DAS28d
Remission 82.70 ± 14.82 b 58.50 ± 44.50 b 75.52 ± 13.33 b 48.92 ± 16.06 b 65.40 ± 18.59 b 97.75 ± 24.57 b 62.00 ± 40.41 b 71.28 ± 17.50 b
Low 72.16 ± 18.01 20.10 ± 30.01 53.47 ± 16.93 44.37 ± 19.12 61.27 ± 17.60 90.93 ± 19.86 35.29 ± 43.93 69.10 ± 17.78
Moderate 49.66 ± 20.75 4.31 ± 15.63 30.57 ± 16.53 29.28 ± 17.84 42.16 ± 18.94 60.34 ± 25.02 10.92 ± 24.49 52.48 ± 22.00
High 15.16 ± 17.71 1.56 ± 6.15 15.56 ± 10.81 18.91 ± 14.47 27.66 ± 19.55 40.23 ± 25.55 12.50 ± 27.76 46.63 ± 26.05
P  < 0.001  < 0.001  < 0.001  < 0.001  < 0.001  < 0.001  < 0.001  < 0.001
Overall 58.53 ± 29.44 22.25 ± 36.67 45.94 ± 26.37 36.71 ± 20.44 50.92 ± 23.22 74.93 ± 32.05 31.06 ± 40.91 60.86 ± 22.81
  1. aAbbreviations for the 8 dimensions of the SF-36: BP bodily pain, GH general health, MH mental health, PF physical function, RE role limitations due to emotional problems, RP role limitations related to physical problems, SF social functioning
  2. bP < 0.05
  3. cFamily income/monthly
  4. dDAS28: clinical remission, < 2.6; low, 2.6–3.2; moderate 3.2–5.1; high, > 5.1