Table 2.

Indicators used and sources of data: Household Surveillance Systems and others

Instrument	Data type	Respondents	Data utilised	Outcome Indicators
Household Surveillance System (HSS)	Assets and housing characteristics	Household representative	Ownership of assets, type of roof and walls of house, primary source of staple food	A ranking of households using an asset index derived by Principal Component Analysis (PCA)
HSS	Dietary intake	Household representative	Consumption from food groups in the last 24 h (Food Frequency Questionnaire)	Percentage household-level consumption of food groups by wealth group
2008 Change in Income Study	Change in income by source	Key Informant for income sources	Pay rate/monthly salary by source of income	% change in income source; % change in income by category; % change in total income by wealth group
2008 Food Price Survey	Price of food items	Vendor/s at local markets	Mean prices of commonly consumed food items	Mean price (Nepalese Rupees) of foods
Cost of Diet software	Nutritionally adequate diets optimised for minimum cost using linear programming		*Mean price of food items in 2005 and 2008 *Physical Activity level of household members, median income / wealth group in 2005 and 2008	Minimum cost of a nutritionally adequate diet for Dhanusha households in 2005 and 2008, and affordability by wealth groups

*Cost of Diet utilised these data gathered by other means