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Table 2 Descriptive data from a convenience sample, according to women's age-group.

From: Osteoporosis-related life habits and knowledge about osteoporosis among women in El Salvador: A cross-sectional study

Characteristics 25–35 years (n = 73) 36–49 years (n = 74) over 49 years (n = 50)
Age-Mean (SEM) 29.8 (0.4) 42.4 (0.5) 64.5 (1.5)
Educational level (%)
None 3 (4.1) 15 (20.3) 14 (28.0)
Primary 23 (31.5) 27 (36.5) 25 (50.0)
Secondary 17 (23.3) 9 (12.1) 4 (8.0)
Higher 30 (41.1) 23 (31.1) 7 (14.0)
Household income (%)
Above the poverty line 28 (38.4) 28 (37.8) 13 (26.0)
Below the poverty line 45 (61.6) 46 (62.2) 37 (74.0)
Fecundity (%)
Children per woman-Mean (SEM) 2.4 (0.2) 2.7 (0.1) 6.0 (0.5)
Nulliparity 16 (21.9) 5 (6.8) 5 (10.0)
Parity 57 (78.1) 69 (93.2) 45 (90.0)
Family history of osteoporosis (%)
Yes 40 (54.8) 33 (44.6) 32 (64.0)
No 33 (45.2) 41 (55.4) 18 (36.0)
Menopause among women (Irrespective of age group).
Mean age (years) 42.3 ± 0.8   
Median age (years) 44.0   
Range of age (years) 27.0 – 53.0   
Menopause before age 45 years (%) 25–35 years (n = 73) 36–49 years (n = 74) Over 49 years (n = 50)
Yes 4 (5.5) 18 (24.3) 18 (36.0)
No 69 (94.5) 56 (75.7) 30 (64.0)
Use of aluminum antiacids (%)
Users 16 (21.9) 17 (23.0) 13 (26.0)
Non-users 57 (78.1) 57 (77.0) 37 (74.0)
Lactose intolerance (%)
Yes 15 (20.5) 14 (18.9) 9 (18.0)
No 58 (79.5) 60 (81.1) 41 (82.0)
Coffee consumption (%)
Yes 51 (69.9) 62 (83.8) 39 (78.0)
No 22 (30.1) 12 (16.2) 11 (22.0)
Cups a day-Mean (SEM) 1.8 (0.1) 2.1 (0.1) 1.9 (0.1)
  1. Fecundity rate is only based on data of parity per each age group.
  2. Consumption rate is only based on coffee-consumer data per each age group.