Table 3.

Difference between paper and electronic surveys,in costs and cost-effectiveness of data per 1,000 households per year in RHDSS during 2007/2008.

	Paper	PDA	Difference (%)
Error free dataset(cost–effectiveness)
Total costs	11.61	9.38	2.23(19)
Recurrent costs	7.33	5.31	2.03(28)
Crude dataset
Personnel costs	3.82	3.14	0.68(18)
Recurrent costs (other than personnel)	2.45	2.20	0.24(10)
Recurrent costs (all)	6.27	5.20	1.07(17)
Capital costs	3.66	3.71	−0.05(1)
Total costs	9.93	8.91	1.01(10)

All values in US$ × 1,000 ; RHDSS = Rufiji Household and Demographic Surveillance System, Tanzania ; PDA = Personal Digital Assistant.