Duke University Press

Table 3

Cox proportional hazard regressions for progression to parities 3–8 (multiple failure per subject model): Marriage cohorts 1870–1949 in Sweden, Spain, and The Netherlands

Variables	Categories	Pooled^a		Sweden		Spain		Netherlands
Variables	Categories	–1899	1900–	–1899	1900–	–1899	1900–	–1899	1900–
Socioeconomic Position of the Father at the Time of Marriage (SOCPO)	Unskilled workers	1	1	1	1	1	1	1	1
	Semiskilled workers	1.02	0.93^†	1.03	0.94*	1.14	0.98	0.98	0.94
	Skilled workers	0.98	0.93*	0.99	0.85**	0.99	0.89	0.94	0.96
	Middle class: Farmers	1.03	1.22**	1.07**	1.23**	1.10	0.90	0.97	1.18*
	Middle class	0.88**	0.92*	0.87**	0.87**	0.92	1.04	0.84**	0.93
	Elite	0.74**	0.94	0.70**	0.90*	1.15	0.86	0.70*	0.98
	No information	0.98	1.03	1.06	0.98	1.02	1.02	0.70	1.04
Total Number of Child Deaths at Time t	All children alive
	1 deceased child	1.05*	1.12**	1.04*	1.11**	0.99	1.14**	1.10*	1.12*
	2 deceased children	1.09**	1.21**	1.07*	1.11**	1.06	1.38**	1.11	1.26*
	3 or more deceased children	1.17**	1.05	1.09^†	0.98	1.13	1.29*	1.12	0.89
Lactation Indicator Month 9–12 After Infant Death	No
Lactation Indicator Month 9–12 After Infant Death	Yes	3.03**	3.51**	3.10**	3.62**	3.13**	3.32**	2.87**	4.06**
Sex Composition of Surviving Children at Time t	Mixed
	No surviving girls	1.01	1.06**	0.98	1.04*	1.03	0.98	1.04	1.14**
	No surviving boys	1.06*	1.08**	1.05*	1.08**	1.12*	1.10*	1.01	1.08
Number of Observations		31,111	52,959	22,203	39,995	4,678	6,387	4,230	6,577
Chi-Square		937.227	1,022.072	2,021.639	2,359.117	293.194	244.588	213.359	204.515
Prob. > Chi-Square		.000	.000	.000	.000	.000	.000	.000	.000

Variables	Categories	Pooled^a		Sweden		Spain		Netherlands
Variables	Categories	–1899	1900–	–1899	1900–	–1899	1900–	–1899	1900–
Socioeconomic Position of the Father at the Time of Marriage (SOCPO)	Unskilled workers	1	1	1	1	1	1	1	1
	Semiskilled workers	1.02	0.93^†	1.03	0.94*	1.14	0.98	0.98	0.94
	Skilled workers	0.98	0.93*	0.99	0.85**	0.99	0.89	0.94	0.96
	Middle class: Farmers	1.03	1.22**	1.07**	1.23**	1.10	0.90	0.97	1.18*
	Middle class	0.88**	0.92*	0.87**	0.87**	0.92	1.04	0.84**	0.93
	Elite	0.74**	0.94	0.70**	0.90*	1.15	0.86	0.70*	0.98
	No information	0.98	1.03	1.06	0.98	1.02	1.02	0.70	1.04
Total Number of Child Deaths at Time t	All children alive
	1 deceased child	1.05*	1.12**	1.04*	1.11**	0.99	1.14**	1.10*	1.12*
	2 deceased children	1.09**	1.21**	1.07*	1.11**	1.06	1.38**	1.11	1.26*
	3 or more deceased children	1.17**	1.05	1.09^†	0.98	1.13	1.29*	1.12	0.89
Lactation Indicator Month 9–12 After Infant Death	No
Lactation Indicator Month 9–12 After Infant Death	Yes	3.03**	3.51**	3.10**	3.62**	3.13**	3.32**	2.87**	4.06**
Sex Composition of Surviving Children at Time t	Mixed
	No surviving girls	1.01	1.06**	0.98	1.04*	1.03	0.98	1.04	1.14**
	No surviving boys	1.06*	1.08**	1.05*	1.08**	1.12*	1.10*	1.01	1.08
Number of Observations		31,111	52,959	22,203	39,995	4,678	6,387	4,230	6,577
Chi-Square		937.227	1,022.072	2,021.639	2,359.117	293.194	244.588	213.359	204.515
Prob. > Chi-Square		.000	.000	.000	.000	.000	.000	.000	.000

Notes: Models include controls for 10-year marriage cohort and quartiles of birth interval for child 1–2. The pooled model includes the country as an additional stratifying variable.

^aPooled models are weighted to adjust the different sample sizes in the countries.

^†p < .10; *p < .05; **p < .01

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