Table 2.
Elements of past medical and social history of carriers and non-carriers of S. pneumoniae.
| Total n(%) n=397 |
S. pneumoniae carriers n (%) n=84 |
S. pneumoniae non-carriers n (%) n=313 |
p-value | |
|---|---|---|---|---|
| Underlying condition | ||||
| Asthma | 44 (11.1%) | 10 (11.9%) | 34 (10.9%) | 0.787 |
| Allergies | 78 (19.6%) | 12 (14.3%) | 66 (21.1%) | 0.164 |
| Ear infections | 119 (30.0%) | 27 (32.1%) | 92 (29.4%) | 0.625 |
| Other† | 80 (20.2%) | 16 (19.0%) | 64 (20.4%) | 0.776 |
| Minor illness (prior month)‡ | 150 (38.7%) | 38 (45.8%) | 112 (36.7) | 0.133 |
| Cold/URI (cough, runny nose) | 92 (23.7%) | 29 (34.9%) | 63 (20.7%) | 0.007 |
| Ear infection | 22 (5.7%) | 5 (6.0%) | 17 (5.6%) | 0.875 |
| Sinus infection | 10 (2.6%) | 1 (1.2%) | 9 (3.0%) | 0.373 |
| Other | 59 (15.2%) | 8 (9.6%) | 51 (16.7%) | 0.111 |
| Taken antibiotics in prior three months‡ | 89 (23.2%) | 15 (18.5%) | 74 (24.4%) | 0.263 |
| Age of youngest child in home (other than subject) | 0.004 | |||
| 0 – 2 years | 57 (14.4%) | 16 (19.0%) | 41 (13.1%) | |
| > 2 years 6 years | 60 (15.1%) | 19 (22.6%) | 41 (13.1%) | |
| > 6 years 12 years | 94 (23.7%) | 13 (15.5%) | 81 (25.9%) | |
| > 12 years | 39 (9.8%) | 3 (3.6%) | 36 (11.5%) | |
| No siblings reported | 147 (37.0%) | 33 (39.3%) | 114 (36.4%) | |
| Child attends daycare, limited to children < 7 (n = 250)‡ | 125 (50.0%) | 49 (64.5%) | 76 (43.7%) | 0.002 |
| In school, limited to children ≤ 5 years of age (n=185)‡ | 170 (93.9%) | 14 (93.3%) | 156 (94.0%) | 0.921 |
| Child was breastfed (duration)‡ | 0.558 | |||
| Reported no breastfeeding | 125 (47.2%) | 23 (41.8%) | 102 (48.6%) | |
| < 3 months | 62 (23.4%) | 14 (25.5%) | 48 (22.9%) | |
| 3 – 9 months | 39 (14.7%) | 11 (20.0%) | 28 (13.3%) | |
| > 9 months | 39 (14.7%) | 7 (12.7%) | 32 (15.2%) | |
| Exposure to tobacco smoke‡ | 91 (23.6%) | 14 (16.9%) | 77 (25.5%) | 0.101 |
†
Other underlying conditions included meningitis (n=1), bone or joint infection (n=2), heart disease (n=1), birth defect (n=11 ), GI related (n=7), liver or kidney disease (n=2), UTI (n=1), seizures (n=13), eczema (n=39), other (n=13)
‡
Some participants chose not to answer certain questions, resulting in a different number included in indicated analyses: minor illness in preceding month (n = 388), taken antibiotics in preceding three months (n = 384); daycare attendance (n = 250 of 259 children < 7 years of age); school attendance (n = 181 of 185 children ≤ 5 years of age); child was breastfed (n = 265); exposure to tobacco smoke (n = 385).