Table 4.

Effect of demographic and socioeconomic factors on utilization of coping strategies.

	IRRa	Robust S.E.b	95% CI	p-value
DEMOGRAPHIC
Age	0.9978	0.0044	(0.9892, 1.0064)	0.6105
Gender (reference group: male)	0.8503	0.1063	(0.6655, 1.0863)	0.1945
Secondary education: yes vs. no	0.8053	0.1384	(0.5749, 1.1279)	0.2077
Region (ref: Northern)
Western	0.8466	0.1452	(0.6049, 1.1848)	0.3315
Central	0.7476	0.1531	(0.5004, 1.1168)	0.1554
SOCIOECONOMIC
Household income per capita	0.9997	0.0004	(0.999, 1.0004)	0.4083
Employment (reference group: unemployed)	0.8796	0.1881	(0.5785, 1.3375)	0.5486
Private insurance: yes vs. no	1.1793	0.3577	(0.6508, 2.1369)	0.5867
Total direct RHD costs	1.0025	0.0005	(1.0014, 1.0035)	0.0000
INTERCEPT	1.8023	0.2267	(1.4085, 2.3062)	0.0000

^aIncident rate ratio,

^bstandard error.