Protocol for the economic evaluation of the diarrhea alleviation through zinc and oral rehydration salt therapy at scale through private and public providers in rural Gujarat and Uttar Pradesh, India

Table 2 Sample sizes for each survey

Survey	Number of participants		Dates
	Gujarat	Uttar Pradesh
Starting point	4,200	3,889	March 22–May 10, 2011 Gujarat; April 1–June 21, 2011 Uttar Pradesh
Monsoon season			June through beginning of September^a
Midpoint	1,072	1,790	September 1–October 8, 2012 Gujarat; May 24-October 4 2012 Uttar Pradesh
Endpoint	5,080	1,001	September 28–November 18, 2013 Gujarat; August 25–October 12, 2014 Uttar Pradesh

ISSN: 1748-5908