Table 2.
Characteristics of participants with and without impetigo
| Characteristic | Impetigo, n (%) = 186 | No impetigo, n (%) = 1141 | Total, n (%) = 1327 | p value | ||
|---|---|---|---|---|---|---|
| Median age (IQR), years | 20 (6–28) | 22 (16–29) | 22 (16–29) | 0.61 | ||
| Sex | Male | 119 (64.0) | 732 (64.2) | 851 (64.1) | 0.34 | |
| Female | 64 (34.4) | 406 (35.6) | 470 (35.4) | |||
| Missing | 3 (1.6) | 3 (0.2) | 6 (0.4) | |||
| Median (IQR) duration of itch, days | 30 (21–60) | 30 (21–90) | 30 (14–60) | 0.29 | ||
| Median (IQR) duration of rash, days | 30 (14–60) | 30 (14–60) | 30 (14–60) | 0.79 | ||
| Proportion with scabies | 161 (86.6) | 585 (51.3) | 746 (56.2) | < 0.05 | ||
| IACS scabies category | B1 (%) | 92 (57.1) | 272 (46.5) | 364 (48.8) | < 0.05 | |
| B3 (%) | 52 (32.3) | 293 (50.1) | 345 (46.2) | |||
| C1 (%) | 12 (7.5) | 16 (2.7) | 28 (3.8) | |||
| C2 (%) | 5 (3.1) | 4 (0.7) | 9 (1.2) | |||
| Positive contact history (%) | 184 (98.9) | 865 (75.8) | 1049 (79.1) | 0.001 | ||