Basal characteristics of the experimental, placebo, and control groups
| Experimental group | Placebo group | Control group | ||||
|---|---|---|---|---|---|---|
| % or mean | SD | % or mean | SD | % or mean | SD | |
| *p<0.05 between the control and the experimental group. The number of packages prescribed per doctor and the cost per prescription refer to the average of the six months before the intervention. | ||||||
| Retirees (%) | 41.84 | – | 39.68 | – | 42.12 | – |
| Women (%) | 49.02 | – | 51.20 | – | 49.60 | – |
| Visits/doctor/day | 28.17 | 15.28 | 30.31 | 6.15 | 31.15 | 14.62 |
| Visits/inhab/y. | 5.51 | 2.32 | 6.33 | 3.17 | 5.38 | 2.46 |
| Packages prescribed* | 378.52 | 33.84 | 306.32 | 33.65 | 282.51 | 64.96 |
| Cost per prescription | 1179.42 | 31.04 | 1168.52 | 37.02 | 1125.02 | 220.50 |