Social and physical factors related to depression in the older population of Siberia, Russia: a cross-sectional study

Table 2 Logistic regression analysis of depression prevalence among community-dwelling older people living in colder regions of Russia

			N = 422
	Total
Factor	Odds Ratio	95% CI: LL - UL	P-value
Asthma	2.95	1.10–7.92	.031*
Obstructive Sleep Apnea	.609	.336–1.10	.102
Currently working or self-employed	.421	.218–.810	.010*
Kids	1.63	.979–2.73	.060
Spouse	1.65	1.03–2.64	.036*
Daily Communication to Others	.346	.217–.551	>.001**
Weekly Walking	–	–	–

Note: Backward Elimination (Likelihood Ratio): Diabetes (No = 0, Yes = 1), Asthma (No = 0, Yes = 1), Obstructive Sleep Apnea (No = 0, Yes = 1), Current Smoking or Smoked in the Past Status (No = 0, Yes = 1), Currently Working or Self-employed (No = 0, Yes = 1), Kids (No = 0, Yes = 1), Spouse (No = 0, Yes = 1), Living Alone (No = 0, Yes = 1), Daily Communication to Others (≤2 times =0, > 3 times = 1), Favorite Person to Talk: Friends (No = 0, Yes = 1), Weekly Walking (< 4 days = 0, ≥4 days = 1). Hosmer-Lemeshow test p = .642 (Total), p = .454 (YO), p = .986 (OO), the discriminant predictive value = 71.3% (Total), 63.7% (YO), 70.1% (OO), cut-off point: GDS Geriatric Depression Scale < 6 = 0, GDS ≥ 6 = 1, *p < 0.05, **p < 0.01. CI Confidence interval, LL Lower limit, UL Upper limit

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