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Table 2 Sociodemographic characteristics stratified by physical activity categories

From: Association between physical activity and physical and functional performance in non-institutionalized Mexican older adults: a cohort study

  Low PA (< 3.0 METs) or inactive
Mean a (IC 95%)
Insufficiently increased PA (≥ 3.0 < 6.0 METs)
Mean a (IC 95%)
Met the guidelines (≥ 6 METs)
Mean a (IC 95%)
P value
Age (years), mean (SD) 72.8 (8.3) 71.5 (7.5) 69.5 (7.4) 0.022 b
Sex, women% 53 (94.6) 55 (87.1) 141 (77.9) 0.009
Marital status, n (%)
Married 20 (23.2) 37 (44.0) 39 (44.3) 0.030 c
 Free Union 2 (2.3) 1 (1.1) 1 (1.1)
 Single 15 (17.4) 13 (15.4) 15 (17.0)
 Separated 1 (1.1) 6 (7.1) 3 (3.4)
 Divorced 8 (9.3) 2 (2.3) 4 (4.5)
 Widowed 40 (46.5) 25 (29.7) 26 (29.5)
Educational level 8.2 (7.2, 9.3) 8.8 (7.8, 9.8) 10.1 (9.0, 11.2) 0.070 d
Occupation, n (%)
 Unemployed 0 (0) 0 (0) 2 (2.2) 0.048 c
 Retiree with pension 21 (24.4) 27 (32.1) 25 (28.4)
 Retiree without pension 6 (6.9) 2 (2.3) 1 (1.1)
 Informal commerce 2 (2.3) 1 (1.1) 3 (3.4)
 Office worker 0 (0) 6 (7.1) 2 (2.2)
 Independent professional 4 (4.6) 0 (0) 5 (5.6)
 Businessman or boss 0 (0) 2 (2.3) 0 (0)
 Housewife 51 (59.3) 41 (48.8) 45 (51.1)
 Inactive 0 (0) 1 (1.1) 1 (1.1)
 Other activity 2 (2.3) 4 (4.7) 4 (4.5)
Nutrition status, n (%)
 Normal 59 (74.6) 61 (74.3) 69 (80.2) 0.121 c
 Risk of malnutrition 17 (21.5) 21 (25.6) 17 (19.7)
Malnutrition 3 (3.8) 0 (0) 0 (0)
Tobacco consumption, n (%)
 Current tobacco use 10 (11.6) 13 (15.4) 10 (11.3) 0.440 e
 Currently does not consume 29 (33.7) 23 (27.3) 36 (40.9)
 Never 47 (54.6) 48 (57.1) 42 (47.7)
Drugs, n (%)
 Consume 36 (41.8) 31 (37.3) 30 (34.4) 0.613 e
 Does not consume 50 (58.1) 52 (62.6) 57 (65.5)
Alcohol, n (%)
 Has never drunk alcohol 30 (35.2) 22 (26.1) 26 (29.5) 0.254c
 Currently does not drink 10 (11.7) 14 (16.6) 18 (20.4)
 Drink sporadically 41 (48.2) 40 (47.6) 38 (43.1)
 Less than once a week 2 (2.3) 2 (2.3) 5 (5.6)
 One or two days a week 1 (1.1) 2 (2.3) 0 (0)
 Five to six days a week 1 (1.1) 0 (0) 0 (0)
 Every day of the week 0 (0) 4 (4.7) 1 (1.1)
Depressive symptoms 4.4 (3.6, 5.4) 4.6 (3.7, 5.7) 3.9 (3.1, 4.8) 0.702 d
Cognitive status 26.4 (25.8, 27.1) 26.8 (26.1, 27.4) 26.4 (25.7, 27.2) 0.714 d
Medications 4.4 (3.8, 5.2) 3.6 (3.1, 4.3) 4.2 (3.7, 4.8) 0.343 d
Comorbidities 1.6 (1.4, 1.8) 1.7 (1.4, 1.9) 1.6 (1.4, 1.8) 0.741 d
BADLf 97.5 (96.4, 98.7) 99.1 (98.6, 99.7) 98.6 (97.9, 99.4) 0.044 d
IADLg 7.4 (7.1, 7.6) 7.6 (7.4, 7.8) 7.8 (7.7, 7.9) 0.016 d
Physical performance 8.0 (7.5, 8.6) 9.0 (8.5, 9.4) 9.1 (8.7, 9.6) 0.005 d
  1. a Geometric mean (95% CI), b ANOVA, c Pearson’s Chi Square, d U of Mann Whitney, e Fisher’s Exact Test, f Basic Activities of Daily Living, g Instrumental Activities of Daily Living