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Table 1 Area of residence and age-wise attack rates (incidence proportion) of kala-azar in Kosra village, stratified by gender (70 cases)

From: Intensely clustered outbreak of visceral leishmaniasis (kala-azar) in a setting of seasonal migration in a village of Bihar, India

CharacteristicsMaleFemaleTotal
No. of VL/ Population in groupAttack rate (%)No. of VL/ population in groupAttack rate (%)No. of VL/ population groupAttack rate (%)
Area of residence
 Southern hamlet and its extension39/ 15824.724/ 17413.863/ 33219.0
 Rest of the village4/ 7590.53/ 6670.47/ 14260.5
Age group*
 0–1414 / 3653.89 / 3202.823/ 6853.4
 15–2912 /1996.09 / 2323.921/ 4314.9
 30–4410 / 1536.53 / 1372.213/ 2904.5
 45–593 / 984.14 / 904.47/ 1883.7
 60 +4 / 1023.92 / 623.26/ 1643.7
Total43 / 9174.727/8413.270/ 17584.0
  1. Since gender details of 9 enumerated individuals were missing, denominator is 1758 instead of 1767. * For age-group, Chi-square = 1.86, df = 4, p = 0.762. VL – Visceral leishmaniasis (kala-azar)