Table 2.

Recommended weight for data analysis of the initial cohort of the Thai Nurse Cohort Study

Age group	Population	Respondents	Probability	Weight
Lower than 25	9352	747	0.0799	12.5194
25–29	22 664	1308	0.0577	17.3272
30–34	32 807	1760	0.0536	18.6403
35–39	24 400	2690	0.1102	9.0706
40–44	21 760	3155	0.1450	6.8970
45–49	17 640	3584	0.2032	4.9219
50–54	7827	2971	0.3796	2.6345
55–59	4572	2043	0.4469	2.2379
60 or greater	1677	498	0.2970	3.3675
Total	142 699	18 756