TABLE 1.
Characteristics of the study participants
| Characteristic | No. (%) |
|---|---|
| Age (mo) | |
| <24 | 59 (10.3) |
| 24-35 | 115 (20.1) |
| 36-47 | 132 (23.0) |
| 48-59 | 161 (28.1) |
| >60 | 106 (18.5) |
| Sex | |
| Male | 313 (54.6) |
| Female | 260 (45.4) |
| No. of persons in household | |
| 2 | 11 (11.9) |
| 3 | 105 (18.3) |
| 4 | 341 (59.5) |
| 5 | 98 (17.1) |
| >5 | 18 (3.1) |
| No. of siblings <6 yr old | |
| 0 | 286 (49.9) |
| 1 | 273 (47:6) |
| >1 | 14 (2.4) |
| Passive smoking | |
| No | 465 (81.2) |
| Yes | 108 (18.8) |
| Breast fed >6 mo | |
| No | 110 (19.2) |
| Yes | 463 (80.8) |
| RTI during past 3 mo | |
| No | 520 (90.8) |
| Yes | 53 (9.2) |
| Antibiotic use during past 3 mo | |
| No | 524 (91.4) |
| Yes | 49 (8.6) |