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Special LINE Numbers

Some special LINE numbers used in the data files are:

21 = first new household member added to the roster in 1991

22 = second new household member added to the roster in 1991, and so on

31 = first new household member added to the roster in 1993

32 = second new household member added to the roster in 1993, and so on

41 = first new household member added to the roster in 1997

42 = second new household member added to the roster in 1997, and so on

61 = first new household member added to the roster in 2000

62 = second new household member added to the roster in 2000, and so on

77 = grandparent

88 = uncle/aunt

99 = other

-2 = guest

For LINE numbers 21, 22, 31, 32, 41, 42, 61, 62, etc., the first digit
identifies the round in which the individual first appeared in the
Household Member Roster (2=1991, 3=1993, 4 & 5=1997, 6=2000).

LINE numbers 77, 88, and 99 are used in the Childcare section of the Household Survey.

LINE number -2 is used in the Nutrition Survey.

The China Health and Nutrition Survey (CHNS) was designed to examine the effects of the health, nutrition, and family planning policies and programs implemented by national and local governments and to see how the social and economic transformation of Chinese society is affecting the health and nutritional status of its population.