Introduction
Materials and methods
Study design
Participants
Measurements
Data analyses
Results
Variables | All (N = 310) |
---|---|
Female | 223 (72%) |
Male | 87 (28%) |
Age | 50.2 (11.6) |
16–30 years | 19 (6%) |
30–39 years | 42 (14%) |
40–49 years. | 78 (25%) |
50–59 years | 102 (33%) |
60–67 years | 69 (22%) |
Education | |
Elementary school | 111 (36%) |
Middle level | 110 (36%) |
University | 86 (28%) |
Disease severity | |
Pain | 48.5 (23.6) |
Tiredness | 44.4 (29.5) |
MHAQ | 1.7 (0.5) |
DAS 28-3 | 4.6 (1.1) |
DAS 28-3 Remission (<2.60) | 9 (3%) |
DAS 28-3 Low (2.60–3.19) | 27 (9%) |
DAS 28-3 Moderate (3.20–5.09) | 171 (55%) |
DAS 28-3 High (>5.1) | 87 (28%) |
SF-36 Domains | |
Physical functioning (PF) | 49.9 (23.4) |
Role—physical (RP) | 24.3 (32.5) |
Bodily pain (BP) | 32.4 (15.8) |
General health (GH) | 50 (18.5) |
Vitality (VT) | 38.6 (20.7) |
Social functioning (SF) | 64 (26.3) |
Role—emotional(RE) | 53.6 (42.5) |
Mental health (MH) | 71.2 (18.5) |
SF-36 summary measures | |
Role—physical (RP) | 31 (8.3) |
Bodily pain (BP) | 48 (11.0) |
Working and physical HRQOL
Block 1 | Block 2 | Block 3 | ||||
---|---|---|---|---|---|---|
Beta | p value | Beta | p value | Beta | p value | |
Employment | ||||||
Working | 0.306 | <0.001* | 0.300 | <0.001* | 0.178 | <0.001* |
Sex | ||||||
Male (reference) | ||||||
Female | −0.033 | 0.565 | 0.023 | 0.624 | ||
Age | ||||||
<30 years (reference) | ||||||
30–39 years | 0.061 | 0.506 | 0.052 | 0.496 | ||
40–49 years | −0.055 | 0.608 | −0.041 | 0.654 | ||
50–59 years | −0.133 | 0.249 | −0.066 | 0.495 | ||
60–67 years | −0.032 | 0.770 | 0.002 | 0.981 | ||
Education | ||||||
Elementary school (reference) | ||||||
Middle level | 0.016 | 0.807 | 0.019 | 0.717 | ||
University | −0.046 | 0.503 | −0.085 | 0.132 | ||
Disease severity | ||||||
Tiredness | −0.150 | 0.006* | ||||
MHAQ | −0.408 | <0.001* | ||||
Pain | −0.100 | 0.101 | ||||
DAS 28-3 remission (<2.60) reference | ||||||
DAS 28-3 low (2.60–3.19) | −0.095 | 0.113 | ||||
DAS 28-3 moderate (3.20–5.09) | −0.119 | 0.148 | ||||
DAS 28-3 high (>5.1) | −0.216 | 0.007* | ||||
R
2
| 0.09 | 0.12 | 0.46 |
Working and mental HRQOL
Block 1 | Block 2 | Block 3 | ||||
---|---|---|---|---|---|---|
Beta | p value | Beta | p value | Beta | p value | |
Employment status | ||||||
Working | 0.248 | <0.001* | 0.222 | <0.001* | 0.148 | 0.010* |
Sex | ||||||
Male (reference) | ||||||
Female | −0.133 | 0.022* | −0.085 | 0.106 | ||
Age | ||||||
<30 years (reference) | ||||||
30–39 years | −0.127 | 0.171 | −0.204 | 0.019* | ||
40–49 years | −0.254 | 0.020* | −0.342 | 0.001* | ||
50–59 years | −0.185 | 0.115 | −0.250 | 0.024* | ||
60–67 years | −0.142 | 0.204 | −0.219 | 0.037* | ||
Education | ||||||
Elementary school (reference) | ||||||
Middle level | 0.004 | 0.951 | 0.017 | 0.775 | ||
University | 0.055 | 0.431 | 0.063 | 0.327 | ||
Disease-related factors | ||||||
Tiredness | −0.281 | <0.001* | ||||
MHAQ | −0.077 | 0.230 | ||||
Pain | −0.175 | 0.011* | ||||
DAS 28-3 remission (<2.60) reference | ||||||
DAS 28-3 low (2.60–3.19) | 0.052 | 0.446 | ||||
DAS 28-3 moderate (3.20–5.09) | 0.163 | 0.079 | ||||
DAS 28-3 high (≥5.1) | 0.165 | 0.069 | ||||
R
2
| 0.06 | 0.10 | 0.31 |