Table 2.
Comparison of purchase quantity of devices in different stages/regions
| Range | n (%) | Mean number (SD) | Percentage with purchase quantity of devices | ||||
|---|---|---|---|---|---|---|---|
| 0 | 1 | 2 | 3 | ≥4 | |||
| All | 244 (100%) | 1.20 (1.128) | 31.1% | 36.5% | 18.9% | 8.2% | 5.3% |
| 2015* | 52 (21.3%) | 1.37 (1.358) | 30.8% | 36.5% | 11.5% | 7.7% | 13.5% |
| 2018* | 192 (78.7%) | 1.16 (1.057) | 31.3% | 36.5% | 20.8% | 8.3% | 3.1% |
| CC | 162 (100%) | 1.25 (1.176) | 29.1% | 39.5% | 16.0% | 8.0% | 7.4% |
| 2015† | 52 (32.1%) | 1.37 (1.358) | 30.8% | 36.5% | 11.5% | 7.7% | 13.5% |
| 2018CC† | 110 (67.9%) | 1.20 (1.082) | 28.2% | 40.9% | 18.2% | 8.2% | 4.5% |
| 2018 | 192 (100%) | 1.16 (1.057) | 31.3% | 36.5% | 20.8% | 8.3% | 3.1% |
| CC‡ | 110 (57.3%) | 1.20 (1.082) | 28.2% | 40.9% | 18.2% | 8.2% | 4.5% |
| S‡ | 82 (42.7%) | 1.10 (1.026) | 35.4% | 30.5% | 24.4% | 8.5% | 1.2% |
CC Central city, S Suburb
*, †, ‡ The paired t-test showed no significant differences (p > 0.05) between the two groups