Factors associated with depressive symptoms in older adults in context of social vulnerability

Independent variable	Encoding	Categories
Gender	Gender	Male = 0 (Ref.) Female = 1
Nutritional assessment	Nutritional risk	Normal = 0 (Ref.) Risk of malnutrition = 1
Living alone	Living alone	Not living alone = 0 (Ref.) Living only = 1
Health perception	Health perception	Excellent / Very good = 0 (Ref.) Good = 1 Fairly = 2
Quality of life	Quality of life perception	Good = 0 Bad = 1 (Ref.)
Pain	Pain reporting	Yes = 0 No = 1 (Ref.)

Variables	Categories	n (%)	Mean (sd)	[Min-Max]	Median
Gender	Male	131 (43.3)
Gender	Female	171 (56.6)
Age			69.59 (7.407)	60-98	68
	60 - 69	163 (54.0)
	70 - 79	102 (33.8)
	≥ 80	37 (12.2)
Ethnicity	White	125 (41.3)
	Pardo(brown) / Mulatto / Caboclo	114 (37.7)
	Black	54 (17.8)
	Yellow(Asian)	5 (1.6)
	Does not know	2 (0.6)
	Did not answer	2 (0.6)
Marital Status	With partner	163 (58.3)
Marital Status	Without partner	102 (33.8)
	Did not answer	1 (0.3)
Schooling	Illiterate	104 (34.4)
	1-4 years of study	153 (50.6)
	Five years or more	45 (14.9)
Family Income			1751.09 (971.422)	70-8000	1600
Number of members in the same house			2.90 (1.59)	10-1	2
Lives only	Yes	48 (15.8)
	No	254 (84.1)
Depressive symptoms	Without symptoms	198 (65.3)
	Mild	86 (28.4)
	Serious	9 (3)
	Did not answer	10 (3.3)
Quality of life perception	Yes	152 (50.3)
	No	149 (49.3)
	Did not answer	1 (0.3)
Social Support	Material support		88.13 (24.13)	0-100	100
	Affective support		88.39 (23.60)	0-100	100
	Emotional interaction		84.70 (25.36)	0-100	100
	Social interaction support		83.10 (27.61)	0-100	100
	Information support		83.04 (27.29)	0-100	100
Nutritional assessment	Normal	135 (44.7)
	At-risk	158 (52.3)
	Did not answer	9 (2.9)
Pain reporting	Yes	224 (74.1)
	No	68 (22.5)
	Did not answer	10 (3.3)
Dependency on Activities of Daily Living			0.72 (1.62)	0-12	0
Dependency on Instrumental Activities of Daily Living			2.46 (3.57)	0-14	1
Physical Activity level			919.91 (1.513)	0-118.20	420

Variables	Category	p value	OR ^* * OR (Odds Ratio) = Factors associated with depression. CI 95% OR = 95% confidence interval for the risk ratio. Ref.: Reference Level	Min	Max
Gender	Male	Ref.	-	-	-
	Female	0.009	0.53	0.33	0.85
Age	Continuous variable	0.855	0.99	0.96	1.02
Schooling (years)	Continuous variable	0.900	1.00	0.89	1.13
Quality of life	Continuous variable	0.000	0.00	0.00	0.03
Material support	Continuous variable	0.022	0.98	0.97	0.99
Affective support	Continuous variable	0.002	0.98	0.97	0.99
Emotional support	Continuous variable	0.001	0.98	0.97	0.99
Social interaction support	Continuous variable	0.000	0.97	0.96	0.98
Information support	Continuous variable	0.003	0.98	0.97	0.99
Nutritional assessment	Risk of Malnutrition Normal	Ref. 0.918	- 0.963	- 0.47	- 1.97
Pain reporting	Yes	0.353	1.40	0.68	2.86
	No	Ref.	-	-	-
Living alone	Yes	0.060	1.96	-	-
	No	Ref.	-	-	-
Instrumental activities of Daily Living	Continuous variable	0.084	1.13	0.98	1.30
Activities of Daily Living	Continuous variable	0.005	1.08	1.02	1.15
Physical Activity level	Continuous variable	0.096	1.00	1.00	1.00

Variables	Category	p value			95%CI
Variables	Category	p value	OR^* * OR (Odds Ratio) = Factors associated with depression. CI 95% OR = 95% confidence interval for the risk ratio. Ref.: Reference Level	Mín	Máx
Quality of life	Continuous variable	0.000	0.21	0.12	0.38
Emotional support	Continuous variable	0.005	0.98	0.97	0.99
Nutritional Assessment	Normal	Ref.	-	-	-
Nutritional Assessment	Malnutrition Risk	0.003	4.87	1.71	13.85
Gender	Male	Ref.	-	-	-
Gender	Female	0.020	1.88	1.10	3.20
Living alone	No	Ref.	-	-	-
Living alone	Yes	0.036	2.34	1.05	5.21
Pain reporting	No	Ref.	-	-	-
Pain reporting	Yes	0.331	1.42	0.69	2.89

Brasil