Table 5 Percent of matched live births that are backward displaced, reported correctly, or forward displaced relative to the actual date, mean displacement (in months), and percent displaced according to two covariates, by questionnaire type
From: The validity of birth and pregnancy histories in rural Bangladesh
Variable and category | Questionnaire type | ||
|---|---|---|---|
Both types | Birth history | Pregnancy history | |
Number of matched births (N) | 5356 | 2636 | 2720 |
Percent displaced | |||
Backward displaced (i.e. reported too old) | 28.5 | 27.9 | 29.2 |
Reported correctly | 43.9 | 43.9 | 43.9 |
Forward displaced (i.e., reported too young) | 27.6 | 28.2 | 26.9 |
Mean number of months displaced | |||
Backward displaced | −15.6 | −15.2 | −16.1 |
Forward displaced | +15.5 | +15.5 | +15.4 |
Percent displaced by characteristic of the event | |||
Survival status at time of interview | |||
Alive | 53.9 | 54.0 | 53.8 |
Dead | 71.7 | 72.3 | 71.2 |
Number of months before survey | |||
0–59 | 27.6 | 26.6 | 28.7 |
60–119 | 63.0 | 64.0 | 62.1 |
120–179 | 76.1 | 75.7 | 76.6 |