Population Change survey |
Social Statistics
Division, Population and Housing Statistics Branch, Population
and Housing Census Section
Tel: (66)(2) 281-0333
ext. 1903 Fax: (66)(2) 282-5861
Director:
social@nso.go.th
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The National
Statistical Office has been in Charge of undertaking Survey of
Population Change every ten years. The first Survey of
Population Change was undertaken in 1964 - 1966, the
subsequent second and the third surveys were conducted in 1974
- 1976 and 1984 - 1986 respectively, in order to measure
change in the population growth and its component for the
intercensal period, as well as to estimate the completeness of
the births and deaths registration. The fourth and the fifth
Survey of Population Change were conducted in 1989 and 1991 in
order to obtain estimates of the rate of population growth and
other population characteristics as well as to evaluate the
target of population growth rate in the mid and the end of the
Sixth National Economic and Social Development Plan (1987 -
1991). The Sixth Survey of Population Change was started in
1995 and completed in 1996.
 Summary tables
The objective of the 1995 - 1996 Survey of
Population Change were :
- To obtain the estimate
of birth and death rates, and population growth rate
- To provide current and
accurate data on fertility, mortality, and family planning
such as the fertility rate, infant mortality rate,
expectation of life at birth and family planning practice
etc.
- To obtain estimate of
the population growth rate at the end of the Seventh
National Economic and Social Development Plan (1992 - 1996)
and to provide reliable data essential for population
projections
- To provide data on
changes in demographic characteristics in the mid - decade
period
Coverage
This survey was covered
all households in the sample enumeration districts / villages
in all provinces of the country. Methodology
This survey was adopt
Sample Survey Method. A Stratified One-Stage Sampling was
adopted for the survey Bangkok Metropolis and group of
provinces in each region were constituted strata. There were
altogether 5 strata. Each stratum was divided into two parts
according to the type of local administration, namely,
municipal areas and non-municipal areas. The sample selection
of blocks / villages were performed separately and
independently in each part by using systematic method. The
total number of sample blocks / villages for enumeration
covered 600 sample.
Collection data Method
Enumerators went to
interviewed in each household. Persons enumerated in the first
rounds of the survey were treated as the base population and
the other rounds the enumerated households would be
interviewed only for events i.e., birth, deaths and change of
characteristics that occured during the previous 3 months.
Items of Population Change
Survey
- Accurate data on
demographic characteristics such as month and years of
birth, age, sex, relationship to head of household,
education, occupation, marital status children ever-born and
living children, contraception and pregnancy.
- Event of birth such as
place of birth, birth registration, new born baby
identification, name and surname of parent.
- Event of death such as
rate of death, place of death, caused of death, death
registration, death certificate number.
- Migration
Period of the collection data.
This survey is a
continuous one of five consecutive rounds, with 3 months
interval between each round. The first round carried out the
data were collected during July 1 to August 15, 1994, the
second during October 1994, the third during January 1995, the
fourth during April 1995, and the fifth during July 1995
Report Publication
The survey results was
divided into two publications. The first publication presented
the population characteristics such as number of population by
age group, sex, education, occupation, work status, marital
status, children ever-born, living children and contraceptive.
The survey results are presented classified by region and
whole kingdom.
The second publication
presented demographic statistics such as birth rate, death
rate., the rate of population growth, fertility, mortality,
infant and under 5 mortality rates, expectation of life at
birth by region and whole kingdom.
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