1999 Population and Housing Census - IPUMS Subset
Vietnam, 1999
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Reference ID
VNM_1999_PHC_v01_M_v7.5_A_IPUMS
Producer(s)
Bureau of The Central Steering Committee for the 1999 Population and Housing Census. General Statistics Office., IPUMS
Metadata
Created on
Sep 29, 2011
Last modified
Sep 03, 2025
Page views
21371
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- Data files
- VNM1999_PHC-H-H.dat
- VNM1999_PHC-P-H.dat
Month of last birth (VN1999A_LASTBMTH)
Data file: VNM1999_PHC-P-H.dat
Overview
Type:
Discrete
Decimal:
0
Start:
248
End:
249
Width:
2
Range:
-
Format:
Numeric
Questions and instructions
Literal question
<svar v="VN99A434 VN99A435 VN99A436 VN99A437 VN99A438 VN99A439 VN99A440 VN99A441 VN99A442 VN99A443"><span class="em">Women born 4/1949 to 3/1984 (aged 15-49 years old) answer following questions:</span><br /></svar></p>
<p><svar v="VN99A438 VN99A439 VN99A440 VN99A441 VN99A442 VN99A443">20. About the last live birth:<br /></svar></p>
<p><svar a="all" v="VN99A438 VN99A439"><div class="i1">a. Solar calendar month and year of the most recent live birth?</div><br /><div class="i2">_ _ Month<br />19 _ _ Year</div><br /></svar>
<p><svar v="VN99A438 VN99A439 VN99A440 VN99A441 VN99A442 VN99A443">20. About the last live birth:<br /></svar></p>
<p><svar a="all" v="VN99A438 VN99A439"><div class="i1">a. Solar calendar month and year of the most recent live birth?</div><br /><div class="i2">_ _ Month<br />19 _ _ Year</div><br /></svar>
Categories
| Value | Category |
|---|---|
| 01 | January |
| 02 | February |
| 03 | March |
| 04 | April |
| 05 | May |
| 06 | June |
| 07 | July |
| 08 | August |
| 09 | September |
| 10 | October |
| 11 | November |
| 12 | December |
| 98 | Unknown |
| 99 | NIU (not in universe) |
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.
Interviewer instructions
<svar v="VN99A434 VN99A435 VN99A436 VN99A437 VN99A438 VN99A439 VN99A440 VN99A441 VN99A442 VN99A443"><span class="em">Questions 19 and 20: For women who were born between April 1949 and March 1984 only (15 to 49 years old)</span> (For women who were born in 1949 and 1984, if the month of birth "**" code in Question 4 cannot be verified, the following questions must also be asked):<br /><br />Because the subjects are women, the investigator in the sample areas must select women (preferably those who have been married)<br /></svar></p>
<p><svar v="VN99A438 VN99A439 VN99A440 VN99A441 VN99A442 VN99A443"><span class="em">Question 20:</span> The last time the subject gave birth<br />Only ask this question of women whose total number of children is other than "00", recorded in 19.d.<br /><br />The last childbirth (also referred to as "the most recent childbirth") of the subject is the birth closest to the time of the investigation, and is one live birth (or more than one, if twins or triplets), regardless of whether that child is alive at the time of the investigation.<br />If a woman who gave birth for the first time, it is also "the most recent childbirth".<br /></svar></p>
<p><svar a="all" v="VN99A438 VN99A439"><span class="ital">20.a)</span> Month, year (Gregorian calendar) of the latest childbirth?<br />The process of asking this question is very similar to that of asking Question 4 (Gregorian calendar month, year of each member of the household). However, the investigator may not record the code "**" for the birth month of the latest childbirth as recorded in Question 4, and must record the birth month for this item (even if it is only an estimate).<br />The investigator writes the month of the most recent childbirth in the two available boxes on the line "month" in two digits; using 0 in the left box if the birth month number is smaller than 10. Write the last 2 digits of the birth year in the two boxes on the line "year".<br /></svar>
<p><svar v="VN99A438 VN99A439 VN99A440 VN99A441 VN99A442 VN99A443"><span class="em">Question 20:</span> The last time the subject gave birth<br />Only ask this question of women whose total number of children is other than "00", recorded in 19.d.<br /><br />The last childbirth (also referred to as "the most recent childbirth") of the subject is the birth closest to the time of the investigation, and is one live birth (or more than one, if twins or triplets), regardless of whether that child is alive at the time of the investigation.<br />If a woman who gave birth for the first time, it is also "the most recent childbirth".<br /></svar></p>
<p><svar a="all" v="VN99A438 VN99A439"><span class="ital">20.a)</span> Month, year (Gregorian calendar) of the latest childbirth?<br />The process of asking this question is very similar to that of asking Question 4 (Gregorian calendar month, year of each member of the household). However, the investigator may not record the code "**" for the birth month of the latest childbirth as recorded in Question 4, and must record the birth month for this item (even if it is only an estimate).<br />The investigator writes the month of the most recent childbirth in the two available boxes on the line "month" in two digits; using 0 in the left box if the birth month number is smaller than 10. Write the last 2 digits of the birth year in the two boxes on the line "year".<br /></svar>
Description
Definition
This variable indicates the month in which the person last gave birth.
Universe
Vietnam 1999: Females age 15 to 49 with children ever born [discrepancies: none]
concept
Concept
| var_concept.title | Vocabulary |
|---|---|
| Fertility and Mortality Variables -- PERSON | IPUMS |