Association between Giardia duodenalis and Coinfection with Other Diarrhea-Causing Pathogens in India

Table 1

Association between rainfall and Giardia prevalence: average seasonal rainfall in the study region (Indian Meteorological Department Database), average Giardia detection rates, and the percentage of Giardiasis among all diarrheal cases.

Season	Average rain (mm)	Monthly average G. duodenalis-positive cases	Total diarrhea cases	Monthly average G. duodenalis-positive (%)
Premonsoon/summer 08	153.4	11	73	15.05
Monsoon 08	1291.7	12.75	103.5	12.02
Postmonsoon 08	70.3	12	110.3	10.1
Winter 09	3.4	4.5	91	4.8
Premonsoon/summer 09	251.8	11.7	123	9.26
Monsoon 09	971.5	18.75	141	13.5
Postmonsoon 09	95.7	5.7	73.3	7.73
Winter 10	16.6	2	34	6.3
Premonsoon/summer 10	143.7	7.3	67	10.83
Monsoon 10	787.4	4	48.25	8.32
Postmonsoon 10	138.8	4.7	48	10.3
Winter 11	5.4	4	37.5	10.7
Premonsoon/summer 11	245.2	5	51.7	10.03
Monsoon 11	1391.6	1.75	35.5	4.87
Postmonsoon 11	29.5	2.7	32	9.6