. 2010 Feb;47(1):97–124. doi: 10.1353/dem.0.0087

Table 4.

Unadjusted and Adjusted Estimates of Parity Progression Ratios (PPR) and Mean and Median Ages at First Marriage (A_m) for Progression From Birth to First Marriage (B–M): 1993, 1998, and 2003 DHS Surveys, Philippines

Variable	Life Table Measure	Period Analysis			Cohort Analysis
Variable	Life Table Measure	1988–1992	993–1997	1998–2002	1993	1998	2003
Unadjusted Estimates
Residence
Urban	PPR (p_B)	0.87^**	0.87^**	0.92^**	0.92^**	0.90^**	0.94
	Mean A_m	24.3^**	24.2^**	23.4^**	22.2^**	22.4^**	22.5^**
	Median A_m	23.9^**	24.3^**	23.2^**	22.1^**	22.2^**	22.3^**
Rural^a	PPR (p_B)	0.93	0.97	0.97	0.96	0.95	0.96
	Mean A_m	22.3	22.1	21.5	21.0	21.2	21.3
	Median A_m	21.9	22.0	21.1	20.7	20.9	20.9
Education
Low^a	PPR (p_B)	0.94	0.93	0.98	0.96	0.95	0.96
	Mean A_m	21.5	21.0	19.8	20.3	20.3	20.3
	Median A_m	20.6	20.3	19.5	20.0	19.9	19.9
Medium	PPR (p_B)	0.91	0.92	0.96^*	0.94	0.93	0.97
	Mean A_m	22.7^**	22.6^**	21.8^**	21.7^**	21.7^**	21.6^**
	Median A_m	22.2^**	22.3^**	21.5^**	21.7^**	21.4^**	21.4^**
High	PPR (p_B)	0.84^**	0.90	0.91^**	0.90^**	0.88^**	0.90^**
	Mean A_m	25.5^**	25.2^**	24.8^**	25.0^**	24.9^**	25.0^**
	Median A_m	25.4^**	25.3^**	24.8^**	25.1^**	24.8^**	24.9^**
Adjusted Estimates
Residence
Urban	PPR (p_B)	0.86^*	0.86^**	0.91^**	0.92^*	0.90^*	0.94
	Mean A_m	24.5^**	24.4^**	23.7^**	22.4^*	22.6	22.8
	Median A_m	24.1^**	24.5^**	23.5^**	22.3^*	22.3	22.6
Rural^a	PPR (p_B)	0.91	0.96	0.96	0.95	0.93	0.95
	Mean A_m	23.1	22.8	22.5	22.0	22.7	22.5
	Median A_m	22.8	22.8	22.2	21.8	22.4	22.2
Education
Low^a	PPR (p_B)	0.93	0.91	0.97	0.95	0.94	0.96
	Mean A_m	21.9	21.4	20.2	20.4	20.3	20.4
	Median A_m	20.9	20.7	19.7	20.1	19.9	20.0
Medium	PPR (p_B)	0.91	0.91	0.95	0.94	0.93	0.97
	Mean A_m	22.8^*	22.8^**	21.9^**	21.7^**	21.7^**	21.6^**
	Median A_m	22.3^**	22.5^**	21.6^**	21.7^**	21.4^**	21.4^**
High	PPR (p_B)	0.84^**	0.90	0.91^**	0.90^**	0.88^**	0.91^**
	Mean A_m	25.4^**	25.2^**	24.8^**	25.0^**	24.9^**	25.0^**
	Median A_m	25.4^**	25.3^**	24.7^**	25.0^**	24.8^**	24.9^**

Notes: One or more asterisks after a quantity indicate that the quantity differs significantly from the corresponding quantity in the reference category. All tests of statistical significance are two-tailed tests.

Reference category.

p ≤ .05;

^**

p ≤ .01