Table 1 Demographic characteristic and health states of the included patients
Variables | Derivation set | Internal validation set | External validation set | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Total | General population | Diabetes mellitus | Stroke | |||||||||
n | 1660 | Â | 448 | Â | 770 | Â | 442 | Â | 551 | Â | 123 | Â |
Age (y), mean (SD) | 56.9 | (15.0) | 44.5 | (15.5) | 57.6 | (11.9) | 68.3 | (8.2) | 58.3 | (14.5) | 57.1 | (10.0) |
Female (%) | 44.8 | Â | 50.2 | Â | 44.4 | Â | 39.8 | Â | 44.7 | Â | 36.6 | Â |
Education (%) | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | |
Elementary | 30.9 | Â | 8.5 | Â | 25.1 | Â | 63.6 | Â | 33.2 | Â | - | Â |
Middle school | 13.5 | Â | 9.2 | Â | 16.4 | Â | 12.9 | Â | 11.3 | Â | - | Â |
High school | 33.4 | Â | 47.5 | Â | 33.2 | Â | 19.5 | Â | 34.1 | Â | - | Â |
College or higher | 22.2 | Â | 34.8 | Â | 25.3 | Â | 4.1 | Â | 21.4 | Â | - | Â |
Marital status, married (%) | 72.5 | Â | 70.3 | Â | 77.3 | Â | 70.3 | Â | 75.8 | Â | - | Â |
EQ-5D index, mean (SD) | 0.816 | (0.266) | 0.945 | (0.091) | 0.914 | (0.124) | 0.513 | (0.325) | 0.831 | (0.236) | 0.871 | (0.113) |
EQ-5D profile, 11111(%) | 43.2 | Â | 65.4 | Â | 53.1 | Â | 3.4 | Â | 43.2 | Â | 30.1 | Â |
EQ-5D profile, 33333(%) | 1.7 | Â | 0 | Â | 0.1 | Â | 6.1 | Â | 0.9 | Â | 0 | Â |
SF-domain scores, mean (SD) | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | ||
PF | 66.1 | (34.8) | 86.6 | (21.8) | 77.8 | (23.8) | 25.0 | (27.0) | 65.9 | (34.2) | 72.1 | (22.6) |
RP | 68.7 | (35.8) | 89.0 | (20.4) | 79.2 | (27.8) | 29.8 | (30.6) | 69.3 | (34.8) | 65.4 | (29.3) |
BP | 72.3 | (28.9) | 84.4 | (22.1) | 77.6 | (26.9) | 50.8 | (27.1) | 71.5 | (29.2) | 76.4 | (24.5) |
GH | 49.1 | (23.9) | 66.3 | (19.7) | 50.5 | (20.5) | 29.2 | (18.2) | 49.2 | (23.7) | 56.6 | (20.0) |
VT | 40.7 | (21.4) | 54.1 | (16.2) | 42.8 | (20.1) | 23.3 | (16.3) | 39.7 | (21.1) | 47.4 | (18.7) |
SF | 73.4 | (32.0) | 89.0 | (18.5) | 84.4 | (22.5) | 38.4 | (30.6) | 73.3 | (31.2) | 75.0 | (24.6) |
RE | 73.8 | (34.0) | 89.8 | (18.9) | 83.8 | (25.1) | 40.2 | (36.5) | 74.8 | (32.5) | 71.7 | (29.7) |
MH | 66.0 | (24.7) | 76.9 | (17.7) | 72.1 | (21.4) | 44.5 | (44.5) | 66.2 | (24.6) | 70.1 | (19.7) |
SF summary score, mean (SD) | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | ||
PCS | 44.7 | (11.7) | 52.2 | (8.0) | 47.4 | (9.2) | 32.3 | (9.1) | 44.5 | (11.5) | 46.5 | (8.0) |
MCS | 43.9 | (13.1) | 49.9 | (8.3) | 47.3 | (10.8) | 31.9 | (13.0) | 44.0 | (12.8) | 44.9 | (11.0) |