| Total Sample | Previously treated | Newly treated | P-value |
---|---|---|---|---|
 | (N = 747) | (N = 283) | (N = 464) | |
Sex (male, %) | 35.2 | 34.6 | 35.5 | NS |
Age (years), mean(SD) | 61.62(11.06) | 62.96(9.76) | 60.84(11.72) | 0.0078 |
Age group, N(%) | Â | Â | Â | Â |
 Less than 50 | 99(13.2) | 26(9.2) | 73(15.7) |  |
 50 ~ 59 | 209(28.0) | 82(29.0) | 127(27.4) |  |
 60 ~ 69 | 244(32.7) | 112(39.6) | 132(28.5) |  |
 70+ | 135(26.1) | 63(22.3) | 132(28.5) |  |
Insurance status, N(%) | Â | Â | Â | NS |
 NHI | 698(93.1) | 259(91.5) | 439(94.6) |  |
 Medical Aid | 49(6.6) | 24(8.5) | 25(5.4) |  |
Education, N(%) | Â | Â | Â | NS |
Before or Primary school | 112(15.4) | 36(13.0) | 76(16.8) | Â |
 Middle school | 261(35.8) | 105(38.0) | 156(34.5) |  |
 High school | 133(18.2) | 52(18.8) | 81(17.9) |  |
 College + | 223(30.6) | 83(30.1) | 140(30.9) |  |
Visits by type of institutions, N(%) a | Â | |||
 Tertiary general hospital | 126(16.8) | 24(16.1) | 42(13.5) | 0.0375 |
 General hospital | 180(24.1) | 47(31.5) | 61(13.2) | NS |
 Hospital | 76(10.2) | 9(6.0) | 46(14.7) | 0.0073 |
 Clinics | 424(56.7) | 163(57.6) | 261(56.1) | NS |
 Others | 54(7.2) | 12(4.2) | 42(9.0) | 0.0141 |
Major comorbidities, N(%) | Â | Â | Â | Â |
 Hypertension | 534(71.5) | 245(86.6) | 289(62.3) | <0.0001 |
 Diabetes | 345(46.2) | 167(59.0) | 178(38.4) | <0.0001 |
 Stroke | 135(18.1) | 59(20.9) | 76(16.4) | NS |
 Depression | 68(9.1) | 30(10.6) | 38(8.2) | NS |
 Osteoporosis | 120(17.5) | 61(21.6) | 59(12.7) | 0.0014 |
No. of visits per users during observational period | Â | Â | ||
 | 9.34(8.37) | 13.95(9.36) | 6.55(6.23) | <0.0001 |