Table 5 Number of additional cases per household, plus range data, by age of index case
Number of additional cases | Index > 5 years old | Index < 5 years old | Total |
|---|---|---|---|
1 | 9 (69.3%) | 4 (33.3%) | 13 (52.0%) |
2 | 3 (23.1) | 2 (16.7%) | 5 (20.0%) |
3 | 1 (7.7%) | 5 (41.7%) | 6 (24.0%) |
4 | 0 (–) | 1 (8.3%) | 1 (4.0%) |
Total additional cases | 13 | 12 | 25 |
Range | 1–3 | 1–4 | |
Median | 1.0 | 2.5 | |
Mean | 1.38 | 2.25 |