Anemia and iron, zinc, copper and magnesium deficiency in ...

Ar t í c u l o originAl
Table I
Description o f t h e s a m p l e o f a D o l e s c e n t s. ensanUt 2006*
De la Cruz-Góngora V y col.
n=2447
Females Males Overall
Expansion ‡ Expansion ‡
n n % (95% CI) n n % (95% CI) % (95% CI)
Sample (thousands) Sample (thousands)
Age (years) § 1356 10 069.60 15.18 (14.98, 15.37) 1045 8 658.20 15.06 (14.88, 15.25) 15.12 (14.98, 15.27)
Dwelling
Urban 867 6 788.60 67.5 (63.27, 71.5) 718 6 241.00 72.3 (67.58, 76.52) 69.54 (65.92, 72.94)
Rural 486 3 266.00 32.5 (28.5, 36.73) 326 2 394.50 27.7 (23.48, 32.42) 30.46 (27.06, 34.08)
Region
Northern 202 1 428.70 14.2 (11.28, 17.75) 176 1 298.80 15.0 (11.84, 18.93) 14.59 (11.86, 17.83)
Center 632 3 481.30 34.6 (29.44, 40.2) 390 2 426.40 28.1 (23.21, 33.57) 31.61 (27.09, 36.51)
Mexico City 45 1 449.10 14.4 (10.22, 19.94) 37 1 123.00 13.0 (8.96, 18.5) 13.76 (10.24, 18.24)
Southern 474 3 695.60 36.8 (31.42, 42.43) 441 3 787.30 43.9 (37.9, 49.99) 40.04 (35.02, 45.28)
Socioeconomic status (tertile)
1 (Low) 595 4 364.80 43.6 (39.36, 47.85) 411 3 319.60 38.5 (33.81, 43.36) 41.21 (37.83, 44.67)
2 (Medium) 471 3 356.60 33.5 (29.66, 37.57) 370 2 895.10 33.6 (29.54, 37.83) 33.53 (30.65, 36.53)
3 (High) 284 2 298.80 22.9 (19.64, 26.62) 261 2 412.50 28.0 (24.12, 32.16) 25.27 (22.56, 28.17)
Oportunidades affiliation
Yes 495 3 042.50 30.3 (26.78, 34.04) 316 2 362.80 27.4 (23.74, 31.49) 28.98 (26.09, 32.04)
No 855 7 002.30 69.7 (65.96, 73.22) 725 6 246.50 72.6 (68.51, 76.26) 71.02 (67.96, 73.91)
Ethnicity
Non indigenous 1274 9 598.00 95.3 (92.92, 96.93) 988 8 178.50 94.5 (91.78, 96.3) 94.92 (92.82, 96.43)
Indigenous 82 471.6 4.7 (3.07, 7.08) 57 479.6 5.5 (3.7, 8.22) 5.08 (3.57, 7.18)
BMI (kg/m2) § 1307 9 746.30 22.74 (22.38, 23.11) 1001 8 279.60 22.16 (21.75, 22.56) 22.47 (22.21, 22.74)
Nutritional status
Normal 863 6 294.20 65.1 (61.1, 68.8) 674 5 770.60 70.1 (65.9, 74.05) 67.39 (64.54, 70.11)
Overweight/obesity 431 3 381.90 35.0 (31.2, 38.9) 316 2 457.20 29.9 (25.95, 34.1) 32.61 (29.89, 35.46)
C-Reactive protein (mg/dL)
(geometric mean) § 1343 9 930.20 0.73 (0.67, 0.81) 1034 8 533.40 0.59 (0.53, 0.66) 0.67 (0.62, 0.72)
Inflammation
C-reactive protein
6 mg/dL
Age at menarche
113 767.3 7.7 (5.98, 9.93) 78 579 6.8 (5.14, 8.91) 7.29 (6.03, 8.79)
(years) § 1168 8 568.10 12.07 (11.97, 12.17) 12.07 (11.97, 12.17)
* Values are frequencies (95% C.I.) unless otherwise indicated
‡ N (thousands) is the expansion for overall population expressed in thousands
§ Values are means (95% C.I.)
138 salud pública de méxico / vol. 54, no. 2, marzo-abril de 2012