Table 4.

Distribution of the subjects by sex and place of residence for the final sample (N = 7955) and non-respondents (N = 850) across three cohorts. Total sample N = 8805

	1909–1918 birth cohort		1899–1908 birth cohort		1893–1898 birth cohort
	Non-respondents	Respondents	Non-respondents	Respondents	Non-respondents	Respondents
N	176	3352	225	2788	449	1815
% Men	68.18	49.73	28.89	44.26	14.25	21.71
% Women	31.82	50.27	71.11	55.74	85.75	78.29
% Urban	72.16	56.44	37.78	63.24	31.63	72.95
% Rural	27.84	43.56	62.22	36.76	68.37	27.05