Literal question
P8) Date of birth
Record the month and year of birth. If the month of birth is not known, record 99. Similarly, record 9999 for the year of birth if it is not known.
Month: _ _
Year: _ _ _ _
Interviewer instructions
6.2.3.7 Date of birth (Column P8)
The collection of this information is important to understand the age structure of the population.
a. Situation where a person has a birth certificate: For the people in the household who answered "Yes" in P7, the agent complete column P8 from the birth certificate. The agent must push to obtain with the greatest possible accuracy for the date of birth of children under 5 years.
[Omitted example]
Documents to be considered to find the date of birth are 1) the birth certificate 2) the Family book or booklet 3) the identity card 4) passport 5) driver's license 6) baptism card
b. When a person has a suppletory judgment or does not know the birth month: These cases will be most common in the field (e.g., "born around"). In the situation where the respondent does not know his birth month, the agent records the code "99" in the "Month" box and writes the year in the "Year" box. The documents may be: 1) the suppletory judgment, 2) the identity card...
[Omitted example]
c. When a person does not know the month or year of birth: Do not be surprised by the number of situations like these you will face. Know that most people who answered "No" in the column P7 will be in this situation. To estimate the age of a person, the agent uses several methods: the estimation method from the historical calendar (see Appendix 1) or the method of ranking.
Instruction: If the person was born before 1909 (100 years or more), the agent records "99" in the "Month" box and "0000" in the "Year" box.
If the person does not know the month or the year, the agent records "99" in the "Month" box and "9999" in the "Year" box.
