Table 1. Demographic characteristics of study participants.

Characteristics	Boosting n = 197 (%)	Primary series n = 196 (%)	No intervention n = 38 (%)	p value (Boost vs Primary)
Sex: Male	95 (48.0)	94 (48.0)	16 (42.0)	0.96
Mean age in years	24.4	25.6	26.5	0.50
Literate household head	130 (66.0)	130 (66.0)	29 (76.0)	0.94
Flush toilet used alone	8 (4.1)	16 (8.2)	1 (2.6)	0.09
Own tap water for drinking	21 (10.7)	30 (15.3)	5 (13.2)	0.17
Boiled/Filtered water generally	15 (7.6)	19 (9.7)	2 (5.3)	0.46
Always wash hands with water and soap after defecation	142 (72.1)	133 (67.9)	22 (57.9)	0.36
Owned house	63 (32.0)	64 (32.7)	6 (15.8)	0.89