Health Status and Quality of Life in the Population near Zhezkazgan Copper Smelter, Kazakhstan

Table 4

Pathologies and symptoms among residents of the villages of Talap (main group) and Malshybai (comparison group) with winter quarters in the Karaganda region.

	Main group (Talap village)	Comparison group (Malshybai village)	Univariate analyses
			Odds ratio	Lower limit	Upper limit	value
Sample	260	146
Frequent colds, 3–5 times per year, n (%)	35 (13.5)	50 (34.2)	0.299	0.1823	0.4893	<0.05
Allergies	20 (7.7)	28 (19.2)	0.351	0.1899	0.6494	<0.05
Registered CHD	38 (14.6)	17 (10.1)	1.299	0.7046	2.3945	>0.05
Registered AH	74 (28.5)	26 (17.8)	1.836	1.1111	3.0345	<0.05
Diseases of the kidneys and urinary tract without dispensary registration	66 (25.4)	34 (23.3)	1.121	0.6972	1.8014	>0.05
Hepatitis, pancreatitis, peptic ulcers or other digestive obstructions (observed by a doctor)	104 (40.0)	64 (43.8)	0.854	0.5666	1.2876	>0.05
Decreased hemoglobin, previous anemia	83 (31.9)	29 (19.9)	1.892	1.1672	3.0666	<0.05
Diabetes mellitus, obesity, thyrotoxicosis (already diagnosed)	93 (35.8)	35 (24.0)	1.766	1.1185	2.7888	<0.05
Neurological disorders (observed by a neurologist)	32 (12.3)	18 (12.3)	0.998	0.5387	1.8492	>0.05