Table 6.

Logistic regression analysis for having an CCD in relation to socio-demographic factors

			95 % CI
Socio-demographic characteristic		OR	lower	upper	p-value
Sex	Ref. Male	1.00
	Female	1.51	1.03	2.21	0.036
Education	Ref. Illiterate	1.00
	Read and write	1.44	0.89	2.34	0.141
	Primary/secondary	1.38	0.83	2.27	0.213
	Highschool	2.54	1.13	5.74	0.025
	Above highschool	1.93	0.89	4.18	0.096
Age	Ref < 65	1.00
	65–69	1.24	0.91	1.70	0.171
	70–74	1.32	0.92	1.92	0.129
	75–79	1.92	1.22	3.00	0.005
	80–84	0.66	0.28	1.58	0.35
	85+	0.51	0.10	2.63	0.417