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Table 4 Iron nutritional status by hemoglobin and ferritin concentrations, by region and care regimen

From: Prevalence of anemia and deficiency of iron, folic acid, and zinc in children younger than 2 years of age who use the health services provided by the Mexican Social Security Institute

 

Regular Regimen (RR)

 

Total Regular Regimen

n= 2324

N= 1022247

North

n= 639

N= 337,221

Center

n= 712

N= 301,192

South

n= 574

N= 193,493

Mexico City and periurban area

n= 399

N= 190,340

Iron status

n

N

%

95% CI

n

N

%

95% CI

n

N

%

95% CI

n

N

%

95% CI

n

N

%

95% CI

Normal a

1298

582313

57.0f

52.1, 61.7

375

206383

61.2g

50.3, 71.1

499

203988

67.7g

58.9, 75.4

207

67839

35.1g

32.4, 37.8

217

104103

54.7g

41.9, 66.9

Iron deficiency without anemia b

530

224550

22.0

18.2, 26.3

168

82056

24.3

17.8, 32.3

116

51229

17.0

14.6, 19.8

169

53701

27.8

16.0, 43.6

77

37563

19.7

14.9, 25.7

Anemiac

496

215385

21.0

17.1, 25.6

96

48781

14.5

11.0, 18.8

97

45976

15.3

10.1, 22.5

198

71953

37.2

22.7, 54.5

105

48675

25.6

18.6, 34.0

Iron deficiency anemia d

248

105942

10.3

8.6, 12.4

49

24073

7.1

4.6, 10.9

59

30173

10.0

7.0, 14.1

102

34511

17.8

12.2, 25.4

38

17185

9.0

5.2, 15.3

Anemia due to other causes e

248

109443

10.7

8.0, 14.2

47

24708

7.3

4.8, 11.1

38

15803

5.2

2.5, 10.5

96

37442

19.4

10.2, 33.7

67

31490

16.5

13.0, 20.8

IMSS-Oportunidades (IO)

 

Total IMSS-Oportunidades

n = 1325

N = 98150

North

n = 539

N = 4195

Center

n = 479

N = 10882

South

n = 307

N = 83074

    

Iron status

n

N

%

95% CI

n

N

%

95% CI

n

N

%

95% CI

n

N

%

95% CI

    

Normal a

681

60873

62.0f

53.2, 70.2

294

2308

55.0h

46.8, 63.0

192

4668

42.9h

33.9, 52.4

195

53897

64.9h

54.6, 73.9

    

Iron deficiency without anemia b

362

20110

20.5

13.8, 29.2

132

1140

27.2

21.0, 34.4

171

4240

39.0

29.3, 49.6

59

14730

17.7

10.9, 27.6

    

Anemiac

282

17167

17.5

13.2, 22.8

113

746

17.8

9.1, 31.9

116

1974

18.1

8.0, 36.2

53

14447

17.4

12.7, 23.4

    

Iron deficiency anemia d

137

6873

7.0

4.7, 10.3

62

441

10.5

4.8, 21.4

57

984

9.0

4.2, 18.3

18

5448

6.6

4.0, 10.5

    

Anemia due to other causes e

145

10294

10.5

7.4, 14.7

51

305

7.3

3.9, 13.2

59

990

9.1

3.6, 21.1

35

5448

10.8

7.4, 15.7

    
  1. N Population size (expanded sample)
  2. a Hemoglobin above the cut-off point for anemia and ferritin > = 10 μg/L
  3. b Ferritin < 10 μg/L and Hb > = cut-off for anemia
  4. c Hb < cut-off for anemia
  5. d Ferritin < 10 μg/L and Hb < cut-off for anemia
  6. e Ferritin = 10 μg/L and Hb < cut-off for anemia
  7. f Comparing nutritional iron status between regimens p = 0.499
  8. g,h Comparing iron status between regions gRR<0.001; hIO = 0.012