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Baseline characteristics of respondents to the two surveys.
| 1st | 2nd | p-Valuea | |
|---|---|---|---|
| (n= 200) | (n = 190) | ||
| Age (years) | |||
| 30s | 8 (4.0) | 7 (3.7) | |
| 40s | 29 (14.5) | 25 (13.2) | |
| 50s | 55 (27.5) | 63 (33.2) | |
| 60s | 81 (40.5) | 78 (41.1) | |
| Over 70s | 27 (13.5) | 17 (9.0) | 0.561 |
| Work status | |||
| Employed physicians | 51 (25.5) | 55 (29.0) | |
| Owners of a clinic or a hospital | 142 (71.0) | 133 (70.0) | |
| Others | 7 (3.5) | 2 (1.1) | 0.246 |
Data are expressed as n (%). a Chi-square test or Fisher’s exact test was used as appropriate.
