Table 1: Sociodemographic characteristics.
| Variable | BSE (+) | BSE (-) | p* | |||
| μ SD | n (%) | μ SD | n (%) | |||
| Age† | 37.38 ± 11.09 | 39.00 ± 10.18 | 0.22 | |||
| Weight† | 66.31 ± 8.60 | 66.35 ± 8.62 | 0.96 | |||
| BMI† | 27.55 ± 3.57 | 27.73 ± 3.41 | 0.67 | |||
| Occupation | ||||||
| Housewife | 39 (10.26%) | 154 (40.52%) | 0.63 | |||
| Employee | 38 (10%) | 140 (36.84%) | ||||
| Student | 3 (0.78%) | 6 (1.57%) | ||||
| Scholarship | ||||||
| Elementary or less | 9 (2.36%) | 41 (10.7%) | 0.03 | |||
| High School or Higher | 71 (18.9%) | 258 (67.8%) | ||||
| Religión | ||||||
| No religion | 25 (6.6%) | 141 (37.1%) | 0.01 | |||
| Religion | 55 (14.4%) | 159 (41.9%) | ||||
| Catholic | 39 (10.2%) | 90 (23.6%) | ||||
| Christian | 9 (2.36%) | 29 (7.63%) | ||||
| Jehovah's Witnesses | 1 (0.26%) | 12 (3.15%) | ||||
| Others | 6 (1.57%) | 28 (7.36%) | ||||
| Civil Status | ||||||
| Single | 10 (2.63%) | 14 (3.68%) | 0.008 | |||
| Married | 31 (8.15%) | 95 (25%) | ||||
| Free union | 35 (9.21%) | 172 (45.26%) | ||||
| Widow | 1 (0.26%) | 0 | ||||
| Divorcee | 3 (0.78%) | 19 (5%) | ||||
| Socioeconomic Level | ||||||
| Marginal | 0 | 0 | 0.001 | |||
| Worker | 27 (7.10%) | 152 (40%) | ||||
| Low Medium | 43 (11.31%) | 138 (36.31%) | ||||
| Medium High | 10 (2.63%) | 10 (2.63%) | ||||
| High | 0 | 0 | ||||
| Family History of breast cancer | ||||||
| Yes | 34 (8.94%) | 5 (0.13%) | 0.0001 | |||
| No | 47 (12.36%) | 294 (77.36%) | ||||
| Nutritional Status | ||||||
| Low weight | 1 (0.26%) | 0 | ||||
| Normal weight | 12 (3.15%) | 55 (14.47%) | ||||
| Overweight | 45 (11.84%) | 182 (47.89%) | 0.136 | |||
| Obesity | 22 (5.78%) | 63 (16.57%) | ||||
Test X2: Fisher's exact test; †t de Student; BSE (+): Positive Breast self-examination; BSE (-): Negative Breast self-examination; p*: statistics significance; μ: Mean; SD: Standard Deviation; n: number of subjects; %: Proportion of subjects.