Table 1 Area of residence and age-wise attack rates (incidence proportion) of kala-azar in Kosra village, stratified by gender (70 cases)
Characteristics | Male | Female | Total | |||
|---|---|---|---|---|---|---|
No. of VL/ Population in group | Attack rate (%) | No. of VL/ population in group | Attack rate (%) | No. of VL/ population group | Attack rate (%) | |
Area of residence | ||||||
 Southern hamlet and its extension | 39/ 158 | 24.7 | 24/ 174 | 13.8 | 63/ 332 | 19.0 |
 Rest of the village | 4/ 759 | 0.5 | 3/ 667 | 0.4 | 7/ 1426 | 0.5 |
Age group* | ||||||
 0–14 | 14 / 365 | 3.8 | 9 / 320 | 2.8 | 23/ 685 | 3.4 |
 15–29 | 12 /199 | 6.0 | 9 / 232 | 3.9 | 21/ 431 | 4.9 |
 30–44 | 10 / 153 | 6.5 | 3 / 137 | 2.2 | 13/ 290 | 4.5 |
 45–59 | 3 / 98 | 4.1 | 4 / 90 | 4.4 | 7/ 188 | 3.7 |
 60 + | 4 / 102 | 3.9 | 2 / 62 | 3.2 | 6/ 164 | 3.7 |
Total | 43 / 917 | 4.7 | 27/841 | 3.2 | 70/ 1758 | 4.0 |