Predictors of Successful Memory Aging in Older Mexican Adults

Table 1

Characteristics of the study sample from baseline (2012) ().

Variables (wave 2012)	Total	SUMA	AVMA	IMA	Sig.
	590	74	170	346
Age
Mean (sd)	76.6 (5.4)	76.6 (3.6)	75.8 (4.8)	77.6 (5.8)
[Min–Max]	[70-102]	[72-93]	[70-94]	[70-102]
Sex (%)
Women	55.6	66.2	53.5	54.3
Marital status (%)
Married/consensual union	53.7	47.3	55.9	53.9
Childhood household (%)
Yes	25.8	37.8	29.6	21.4
Years of formal education
Mean (sd)	3.8 (4.0)	6.4 (4.9)	4.0 (3.9)	3.2 (3.6)
Socioeconomic level^1 (%)
Without income -3° quintile
4°-5° quintile	25.0	40.5	24.1	22.0
Pension (%)
Yes	32.7	44.6	35.9	28.7
Intrinsic capacity (%)
3-6 domains affected	43.0	35.7	43.4	44.7
IC affected domain (%)
Psychological	47.3	31.9	46.6	51.1
Cognition	50.6	33.3	46.6	56.7
Vision	48.3	33.3	52.8	49.4
Audition	1.2	0.0	1.2	1.5
Mobility	49.9	57.1	49.4	48.5
Vitality	35.1	41.7	36.8	32.8
Hypertension (%)
Yes	52.9	60.8	57.1	49.1
Diabetes (%)
Yes	22.9	21.9	26.5	21.3
Other health conditions^2 (%)
1+	32.1	35.1	28.8	33.1
Recreational and social activities^3 (%)
2 or more activities	40.2	59.5	42.4	35.0
Resilience^4 (%)
NRES	24.8	17.6	22.4	27.5
RES	28.3	37.8	22.4	29.2
LRES	47.0	44.6	55.3	43.4

¹Individual earned income, pension income, transfer income, business income, or property rent income. ²Having one or more health conditions including cancer, lung disease, heart attack, stroke, and arthritis. ³Taking care of older people, taking care of children, voluntary work, training, attending sports, reading, playing board games, talking to people, and doing crafts. ⁴Not resilient group (NRES), resilient subjects group (RES), and less resilient group (LRES). Chi-squared test: ; . ANOVA test: ; .