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

Mineral deficiency in Mexican adolescents Ar t í c u l o originAl
salud pública de méxico / vol. 54, no. 2, marzo-abril de 2012
Table II
pr e v a l e n c e o f i r o n D e f i c i e n c y m e a s U r e D t h r o U g h f e r r i t i n s e r U m a n D s o l U b l e t r a n s f e r r i n r e c e p t o r s
c o n c e n t r a t i o n s. ensanUt 2006
Females Males n= 2 398
Expansion* Expansion*
n n Prevalence (95% CI) n n Prevalence (95% CI) Overall (95% CI)
Sample (Thousands) Sample (Thousands)
Iron deficiency measured as serum ferritin < 12 ug/L
Overall national 1 353 9 903.8 18.24 (15.16, 21.33) 1 045 8 538.8 7.9 (5.70, 10.07) 13.45 (11.52, 15.65)
Age group
12-14 619 4 254.1 14.48 (10.95, 18.01) 503 4 067.2 11 (7.45, 14.53) 12.77 (10.11, 15.43)
15-19 734 5 649.7 21.07 (16.34, 25.81) 542 4 471.6 5.07 (2.56, 7.57) 14.01 (10.88, 17.12)
Dwelling
Rural 479 3 200.3 15.51 (11.18, 19.8) 324 2 359.0 9.31 (5.4, 13.22) 12.88 (9.84, 15.91)
Urban 856 6 688.6 19.43 (15.37, 23.48) 708 6 157.1 7.37 (4.73, 10.02) 13.65 (11.01, 16.3)
Region
Northern 200 1 412.9 18.67 (11.62, 25.73) 172 1 265.8 7.8 (3.41, 12.19) 13.54 (9.45, 17.62)
Center 628 3 462.7 15.95 (11.78, 20.11) 387 2 402.8 9.86 (5.48, 14.23) 13.45 (10.7, 16.21)
Mexico City 44 1 419.3 13.5 (3.3, 23.70) 37 1 123.0 no obs - 7.53 (1.47, 13.6)
Southern 463 3 594.1 21.93 (16.5, 27.37) 436 3 724.5 9.07 (5.32, 12.82) 15.39 (11.57, 19.2)
Socioeconomic status (tertile)
1 (Low) 585 4 270.1 19.43 (14.84, 24.03) 408 3 278.9 9.6 (5.76, 13.4) 15.15 (12.09, 18.21)
2 (Medium) 464 3 296.3 16.3 (11.22, 21.37) 366 2 843.5 7.81 (4.24, 11.4) 12.37 (9.03, 15.70)
3 (High) 283 2 288.2 18.14 (11.81, 24.46) 256 2 385.4 5.4 (2.30, 8.51) 11.64 (8.14, 15.14)
Ethnicity
Indigenous 97 471.6 20.61 (09.34, 31.88) 68 460.4 6.2 (-1.32, 13.71) 13.5 (6.82, 20.16)
Non indigenous 1256 9 432.2 18.12 (14.93, 21.32) 977 8 078.4 8 (5.70, 10.27) 13.44 (11.29, 15.6)
Oportunidades affiliation
Yes 488 2 969.7 13.5 (9.46, 17.5) 312 2 308.0 12.04 (7.18, 16.90) 12.85 (9.75, 15.94)
No 845 6 912.2 20.12 (16.03, 24.21) 717 6 181.9 6.1 (3.76, 8.44) 13.5 (10.92, 16.08)
Tissue iron deficiency as by the concentration of soluble transferrin receptors >6 mg/L n = 2 398
Overall national 1 354 9 894.1 7.42 (5.37, 9.48) 1 044 8 533.8 6.42 (4.11, 8.72) 6.96 (5.61, 8.61)
Group age
12-14 618 4 235.2 3.43 (1.80, 5.06) 501 4 057.6 12.46 (7.89, 17.03) 7.85 (5.40, 10.30)
15-19 736 5 659.0 10.41 (7.04, 13.78) 543 4 476.2 0.93 (0.26, 1.61) 6.23 (4.30, 8.15)
Dwelling
Rural 477 3 169.0 6.47 (3.47, 9.47) 323 2 347.4 5.6 (1.79, 9.42) 6.1 (3.80, 8.40)
Urban 859 6 710.1 7.86 (5.19, 10.53) 708 6 163.8 6.7 (3.92, 9.58) 7.33 (5.43, 9.22)
Region
Northern 199 1 411.6 7.77 (3.59, 11.95) 173 1 275.1 4.67 (1.23, 8.11) 6.3 (3.52, 9.07)
Center 628 3 462.7 7.98 (4.30, 11.67) 387 2 402.8 7.77 (3.59, 11.95) 6.68 (4.26, 9.09)
Mexico City 44 1 419.3 7.55 (0.2, 14.9) 37 1 123.0 14 (2.92, 25.01) 10.4 (4.05, 16.72)
Southern 465 3 585.6 6.66 (3.78, 9.55) 434 3 710.2 5.82 (2.82, 8.82) 6.24 (4.15, 8.32)
Socioeconomic status (tertile)
1 (Low) 584 4 242.7 9.74 (6.08, 13.4) 405 3 260.0 5.54 (2.17, 8.91) 7.92 (5.39, 10.44)
2 (Medium) 465 3 303.3 5.2 (2.15, 8.25) 367 2 852.8 8.3 (3.84, 12.73) 6.63 (4.03, 9.22)
3 (High) 284 2 298.8 6.41 (2.55, 10.27) 257 2 390.0 5.45 (0.80, 10.11) 5.92 (2.82, 9.02)
Ethnicity
Indigenous 94 436.7 6.86 (1.57, 12.15) 67 448.8 4.58 (-1.57, 10.73) 5.7 (1.69, 9.71)
Non indigenous 1260 9 457.4 7.45 (5.32, 9.58) 977 8 085.0 6.52 (4.11, 8.92) 7.02 (5.46, 8.58)
Oportunidades affiliation
Yes 487 2 949.4 4 (2.08, 5.92) 311 2 296.4 7.81 (3.19, 12.43) 5.66 (3.33, 8.01)
No 847 6 922.9 8.88 (6.07, 11.68) 717 6 188.5 6 (3.26, 8.63) 7.5 (5.6, 9.4)
* N (thousands) is the expansion for overall population expressed in thousands
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