Table 4 Characteristics of National Demographic and Health Survey (NDHS) Philippines from 1993 to 2013
From: Trends in repeated pregnancy among adolescents in the Philippines from 1993 to 2013
Characteristics | Year | ||||
|---|---|---|---|---|---|
2013 | 2008 | 2003 | 1998 | 1993 | |
Sampling | |||||
Frame | 2010 Census | 2000 Census | 2000 Census | 1995 Census | 1990 Census |
Design | Stratified Two-stage First stage: Systematic selection of 800 Enumeration Areas (EAs) distributed by region (17) and type of residence (rural, urban) Second stage: Systematic selection of 20 housing units per EA (maximum of 3 households per unit) | Stratified Three-stage First stage: Selection of PSUs Second stage: Selection of 794 EAs Third stage: Selection of 17 housing units per EA through systematic random sampling (maximum of 3 households per unit) | Stratified Three-stage Cluster First stage: Selection of 819 PSUs Second Stage: Selection of EAs per PSU Third stage: Systematic selection of 17 households per EA | Stratified Two-stage First stage: Selection of 752 EAs on 16 regions Second Stage: Systematic selection of households in urban while cluster sampling among rural areas | Stratified Two-stage First stage: Selection of 750 PSUs distributed among 14 regions Second stage: Selection of 20 households per PSU |
Response Rates | |||||
Households | 99.2 | 99.3 | 99.1 | 98.7 | 99.2 |
Women (15–49 years old) | 98.3 | 98.3 | 97.8 | 97.2 | 98 |
Sample Size | |||||
Households | 14,804 | 12,469 | 12,586 | 12,407 | 12,995 |
n of Women (15–19 years old) Weighted % distribution | 3261 20% | 2766 20.2% | 2646 19.4% | 2949 20.9% | 3139 21% |
n of Women (15–24 years old) | 6070 37.3% | 4909 36% | 4860 35.6% | 5190 37.3% | 5741 38.6% |