Table 2.
Summary statistics for demographic characteristics and geographic regionsa
| Parameter | Statistics |
|---|---|
| Total N | 2103 |
| Male / Female, n (%) | 1129 (53.7) / 974 (46.3) |
| Age (y), mean ± SD (min, max) | 34.2 ± 19.7 (0.6. 96.6) |
| < 18 years of age, n (%) | 547 (26) |
| ≥ 18 years of age, n (%) | 1556 (74) |
| Country, n (%) | |
| Brazil | 1078 (51.3) |
| Mexico | 690 (32.8) |
| Argentina | 247 (11.7) |
| Chile | 48 (2.3) |
| Peru | 32 (1.5) |
| Ecuador | 8 (0.4) |
a The patient sample was a convenience sample not a population-based sample. The number of patients from each country is not necessarily representative of the proportion of patients at risk