Transition in the ages at key reproductive events and its determinants in India: evidence from NFHS 1992-93 to 2019-21

Singh, Mayank; Shekhar, Chander; Gupta, Jagriti

doi:10.1186/s12905-023-02271-w

Table 6 Multivariate Decomposition result showing the percentage contribution of background characteristics which leads to overall change in age at first Cohabitation, First Sex* and First Birth among reproductive aged women in India, 1992–2021

From: Transition in the ages at key reproductive events and its determinants in India: evidence from NFHS 1992-93 to 2019-21

Background Characteristics	First Cohabitation								First Sex								First Birth
	Due to difference in Characteristics (E)				Due to difference in Coefficients (C)				Due to difference in Characteristics (E)				Due to difference in Coefficients (C)				Due to difference in Characteristics (E)				Due to difference in Coefficients (C)
	Coef.	SE	P-value	Percent Contribution	Coef.	SE	P-value	Percent Contribution	Coef.	SE	P-value	Percent Contribution	Coef.	SE	P-value	Percent Contribution	Coef.	SE	P-value	Percent Contribution	Coef.	SE	P-value	Percent Contribution
Age				-9.4				52.5				11.3				51.2				-15.9				58.1
15–19
20–24	-0.037	0.001	0.000	-2.4	0.066	0.010	0.000	4.3	-0.026	0.001	0.000	-3.6	0.054	0.011	0.000	7.7	-0.053	0.002	0.000	-4.0	0.076	0.015	0.000	5.8
25–29	-0.073	0.001	0.000	-4.7	0.151	0.010	0.000	9.8	-0.006	0.000	0.000	-0.9	0.082	0.010	0.000	11.7	-0.104	0.002	0.000	-7.9	0.140	0.016	0.000	10.6
30–34	-0.071	0.001	0.000	-4.6	0.162	0.009	0.000	10.5	-0.010	0.000	0.000	-1.4	0.075	0.009	0.000	10.6	-0.107	0.002	0.000	-8.1	0.164	0.013	0.000	12.4
35–39	-0.020	0.000	0.000	-1.3	0.159	0.008	0.000	10.3	0.013	0.000	0.000	1.9	0.061	0.008	0.000	8.7	-0.033	0.000	0.000	-2.5	0.153	0.011	0.000	11.6
40–44	-0.003	0.000	0.000	-0.2	0.130	0.006	0.000	8.4	0.016	0.000	0.000	2.2	0.049	0.007	0.000	6.9	-0.005	0.000	0.000	-0.4	0.117	0.009	0.000	8.8
45–49	0.058	0.001	0.000	3.8	0.144	0.006	0.000	9.3	0.093	0.001	0.000	13.2	0.040	0.005	0.000	5.6	0.092	0.001	0.000	7.0	0.118	0.008	0.000	8.9
Education				62.9				-12.1				40.6				-35.8				65.4				-10.1
No Education
Primary	-0.018	0.001	0.000	-1.2	-0.073	0.006	0.000	-4.7	-0.008	0.000	0.000	-1.2	-0.026	0.005	0.000	-3.6	-0.013	0.001	0.000	-1.0	-0.047	0.006	0.000	-3.6
Secondary	0.520	0.004	0.000	33.6	-0.096	0.007	0.000	-6.2	0.128	0.001	0.000	18.1	-0.128	0.015	0.000	-18.1	0.439	0.004	0.000	33.2	-0.075	0.008	0.000	-5.7
Higher	0.471	0.002	0.000	30.5	-0.019	0.003	0.000	-1.2	0.168	0.001	0.000	23.7	-0.100	0.005	0.000	-14.1	0.438	0.002	0.000	33.2	-0.011	0.003	0.000	-0.8
Mass Media				0.5				1.4				-0.7				-8.5				-1.0				3.6
No
Any	0.008	0.003	0.006	0.5	0.021	0.044	0.631	1.4	-0.005	0.001	0.000	-0.7	-0.060	0.064	0.345	-8.5	-0.013	0.003	0.000	-1.0	0.047	0.049	0.331	3.6
Caste				1.4				-7.2				2.2				-14.8				0.0				-9.8
SC
ST	0.033	0.001	0.000	2.2	0.022	0.006	0.000	1.4	0.023	0.001	0.000	3.3	0.040	0.007	0.000	5.7	0.022	0.001	0.000	1.6	0.028	0.006	0.000	2.1
Others	-0.012	0.002	0.000	-0.8	-0.134	0.026	0.000	-8.7	-0.008	0.001	0.000	-1.1	-0.145	0.023	0.000	-20.5	-0.022	0.002	0.000	-1.6	-0.157	0.029	0.000	-11.9
Religion				0.6				1.4				-2.4				13.8				0.4				1.9
Hindu
Muslim	-0.001	0.000	0.000	0.1	0.105	0.004	0.000	6.8	-0.007	0.000	0.000	-1.1	0.102	0.005	0.000	14.5	-0.001	0.000	0.000	0.0	0.094	0.004	0.000	7.1
Christian	0.008	0.000	0.000	0.5	-0.078	0.004	0.000	-5.0	-0.010	0.000	0.000	-1.4	-0.008	0.005	0.101	-1.1	0.005	0.000	0.000	0.4	-0.072	0.004	0.000	-5.5
Others	0.001	0.000	0.000	0.0	-0.005	0.003	0.049	-0.3	0.001	0.000	0.000	0.1	0.003	0.003	0.275	0.4	0.000	0.000	0.000	0.0	0.003	0.003	0.240	0.3
Wealth Index				-1.5				-31.8				-7.2				-43.8				0.7				-35.8
Poorest
Poorer	-0.012	0.001	0.000	-0.8	-0.062	0.006	0.000	-4.0	-0.013	0.001	0.000	-1.9	-0.018	0.006	0.005	-2.5	-0.017	0.001	0.000	-1.3	-0.062	0.007	0.000	-4.7
Middle	-0.003	0.000	0.000	-0.2	-0.095	0.008	0.000	-6.1	-0.003	0.000	0.000	-0.4	-0.055	0.009	0.000	-7.8	-0.006	0.000	0.000	-0.5	-0.095	0.008	0.000	-7.2
Richer	0.003	0.001	0.000	0.2	-0.151	0.010	0.000	-9.8	0.000	0.001	0.726	0.0	-0.101	0.012	0.000	-14.3	0.013	0.001	0.000	1.0	-0.144	0.011	0.000	-10.9
Richest	-0.011	0.002	0.000	-0.7	-0.183	0.013	0.000	-11.8	-0.035	0.003	0.000	-4.9	-0.135	0.017	0.000	-19.1	0.019	0.002	0.000	1.4	-0.173	0.015	0.000	-13.1
Residence				-0.9				-17.9				-5.8				-45.7				-0.8				-24.7
Urban
Rural	-0.013	0.001	0.000	-0.9	-0.277	0.051	0.000	-17.9	-0.041	0.003	0.000	-5.8	-0.323	0.045	0.000	-45.7	-0.010	0.001	0.000	-0.8	-0.327	0.057	0.000	-24.7
State Regions				0.3				6.8				-5.2				15.9				0.6				-1.0
East
West	-0.012	0.001	0.000	-0.8	-0.043	0.005	0.000	-2.8	-0.011	0.001	0.000	-1.5	-0.029	0.006	0.000	-4.1	-0.008	0.001	0.000	-0.6	-0.043	0.006	0.000	-3.3
North	-0.021	0.000	0.000	-1.4	0.082	0.009	0.000	5.3	0.021	0.000	0.000	2.9	0.095	0.008	0.000	13.4	-0.017	0.000	0.000	-1.3	0.005	0.010	0.632	0.4
South	-0.008	0.001	0.000	-0.5	-0.005	0.007	0.535	-0.3	-0.007	0.000	0.000	-1.0	0.009	0.008	0.243	1.3	-0.001	0.001	0.021	0.1	-0.006	0.008	0.459	-0.5
Central	0.010	0.001	0.000	0.7	0.014	0.007	0.057	0.9	0.006	0.001	0.000	0.8	0.051	0.007	0.000	7.2	0.013	0.001	0.000	1.0	-0.030	0.008	0.000	-2.3
Northeast	0.035	0.001	0.000	2.3	0.057	0.005	0.000	3.7	-0.046	0.001	0.000	-6.5	-0.013	0.008	0.126	-1.8	0.019	0.001	0.000	1.4	0.061	0.006	0.000	4.6
Constant					0.823	0.094	0.000	53.2					0.955	0.102	0.000	134.9					0.907	0.116	0.000	68.7
Total				53.9				46.1				32.7				67.3				49.2				50.8

Note: * indicates the change in first sex was done for the period 2005 to 2021

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ISSN: 1472-6874

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