Table 1. Demographics of Laboratory-Confirmed pH1N1 Patients, and Case Household and Comparison Household Persons, and Family Size of Case Households and Comparison Households – Kibera, Kenya, 2009–2010.
| Patients | Case household persons | Comparison household persons | P valuesa | |
| n = 115 | n = 584 | n = 2272 | ||
| Sex | ||||
| Female | 59 (51.3%) | 311 (53.3%) | 1175 (51.7%) | .62 |
| Age (yrs) | ||||
| Mean (Std)b | 10.2 (8.6) | 19.7 (14.2) | 18.4 (14.1) | .31 |
| Median | 7.1 | 16.6 | 15.8 | |
| Minc, maxd | 0.6, 41.3 | 0.1, 67.5 | 0.04, 70.2 | |
| Index household | Comparison household | |||
| n = 115 | n = 460 | |||
| Family sizee | ||||
| Mean (Std)b | 5.1 (2.4) | 4.9 (2.5) | .55 | |
| Median | 5.0 | 5.0 | ||
| Minc, maxd | 1, 15 | 1, 17 | ||
a
We calculated the P-values to compare case and comparison households by using Cochran-Mantel-Haenszel test for sex and age group, and Wilcoxon signed rank test for age and family size.
b
Std = standard deviation.
c
Min = minimum.
d
Max = Maximum.
e
Analyses of case households family size does not include the index cases.