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Table 4 Subscales of SF-36, SF-6D, and EQ-5D-3 L scores adjusted by age, sex, disease duration, comorbidities, and disease activity state

From: Health-related quality of life in systemic sclerosis compared with other rheumatic diseases: a cross-sectional study

  Group Post hoc P value
SSc
(n = 120)
RA
(n = 120)
SLE
(n = 120)
SjS
(n = 120)
P SSc vs. RA SSc vs. SLE SSc vs. SjS
Physical function 66.2 (2.3) 67.6 (2.3) 67.3 (2.6) 61.3 (2.4) 0.245 0.682 0.773 0.136
Role–physical 64.7 (2.5) 70.3 (2.6) 66.7 (2.9) 58.0 (2.7) 0.011 0.123 0.621 0.062
Bodily pain 56.3 (2.3) 59.7 (2.3) 69.6 (2.6) 51.9 (2.4) < 0.001 0.302 < 0.001 0.185
General health 37.1 (1.8) 48.1 (1.8) 46.8 (2.1) 38.3 (1.9) < 0.001 < 0.001 0.001 0.632
Vitality 48.7 (2.0) 48.8 (2.1) 50.4 (2.3) 38.3 (2.1) < 0.001 0.960 0.592 < 0.001
Social function 70.1 (2.5) 77.1 (2.5) 76.0 (2.8) 64.2 (2.6) 0.002 0.042 0.128 0.095
Role–emotional 66.4 (2.7) 76.8 (2.7) 74.4 (3.0) 60.7 (2.8) < 0.001 0.005 0.057 0.129
Mental health 58.3 (2.0) 69.8 (2.0) 68.6 (2.3) 58.2 (2.1) < 0.001 < 0.001 0.001 0.947
Physical component score 42.8 (0.8) 44.3 (0.8) 45.3 (0.9) 42.3 (0.8) 0.068 0.164 0.042 0.675
Mental component score 41.8 (1.1) 48.3 (1.1) 47.4 (1.2) 41.5 (1.1) < 0.001 < 0.001 0.001 0.846
SF-6D 0.68 (0.01) 0.72 (0.01) 0.72 (0.01) 0.66 (0.01) < 0.001 0.015 0.010 0.082
EQ-5D-3 L 0.74 (0.02) 0.81 (0.02) 0.83 (0.02) 0.76 (0.02) < 0.001 < 0.001 < 0.001 0.212
  1. SSc, systemic sclerosis; RA, rheumatoid arthritis; SLE, systemic lupus erythematosus; SjS, Sjogren’s syndrome; SF-36, Short Form (36) health survey; SF-6D, Short Form Six-Dimensional health index; EQ-5D-3L, three-level version of the EuroQol Five-Dimensional descriptive system
  2. Statistically significant results after the Bonferroni corrections are printed in italics