Variable IM4DY : IM4DY. Year of DPT4 immunization

Overview
Type: Continuous
Format: numeric
Width: 4
Decimal(s): 0
Range: 2000-2005
Invalid: 9999
Valid case(s): 1258
Invalid: 2310
Minimum: 2000
Maximum: 2005
Mean: 2003.9
Standard deviation: 1

File: ch

Categories

Value Category
9999 NA
Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.

Generated: APR-28-2008 using the IHSN Microdata Management Toolkit