Table 3.
Prevalence of Anemia and Iron Deficiency Through the Application of Several Definitions.
| Northern Province | Southern Province | Total | |
|---|---|---|---|
| Mean (95% CI) | Mean (95% CI) | Mean (95% CI) | |
| Children | |||
| n | 290 | 287 | 577 |
| Hemoglobin (Hb; g/L) | 123.5 (121.7-125.4) | 118.2 (116.3-120.1) | 121.0 (119.7-122.4) |
| Hb (g/L), adjusted for altitudea | 116.6 (114.7-118.5)f | 112.3 (110.6-114.0) | 114.6 (113.3-115.9) |
| Serum ferritin (SF; µg/L) | 48.2 (43.3-53.7)d | 40.4 (35.7-45.8) | 44.4 (40.9-48.1) |
| SF (µg/L), adjusted for inflammationb | 43.4 (38.9-48.4)e | 35.2 (31.5-39.3) | 39.3 (36.4-42.4) |
| Transferrin receptor (TfR; µg/mL) | 4.0 (3.7-4.4) | 3.9 (3.6-4.1) | 3.9 (3.7-4.2) |
| Total body iron (TBI; mg/kg body weight) | 7.5 (7.0-7.9) | 7.1 (6.6-7.6) | 7.2 (6.9-7.6) |
| TBI (mg/kg body weight), adjusted for inflammation | 7.0 (6.4-7.5) | 6.5 (6.0-7.0) | 6.8 (6.4-7.2) |
| Women | |||
| n | 313 | 282 | 595 |
| Hb (g/L) | 142.8 (141.1-144.5) | 138.3 (136.2-140.5) | 140.8 (139.4-142.2) |
| Hb (g/L), adjusted for altitudea | 135.9 (134.0-137.9)d | 132.5 (130.4-134.5) | 134.4 (132.9-135.8) |
| SF (µg/L) | 70.5 (62.9-79.1)f | 52.5 (47.0-58.6) | 61.8 (57.0-67.0) |
| SF (µg/L), adjusted for inflammationb | 66.8 (59.4-75.2)f | 49.3 (44.0-55.1) | 58.3 (53.7-63.3) |
| TfR (µg/mL) | 3.9 (3.7-4.2) | 3.6 (3.3-3.9) | 3.8 (3.6-4.0) |
| TBI (µg/kg body weight) | 8.90 (8.40-9.41)d | 8.71 (8.20-9.22) | 8.6 (8.2-8.9) |
| TBI (µg/kg body weight), adjusted for inflammation | 8.17 (7.67-8.67)d | 7.94 (7.43-8.45) | 8.4 (8.0-8.7) |
a
Adjustment for altitude using methods proposed by CDC.16
b
Corrected for inflammation status.17
c
Cutoff used is 8.3 based on equivalency to Ramco assay.15
d
P value <.05 for differences between Northern and Southern Provinces.
e
P value <.01 for differences between Northern and Southern Provinces.
f
P value <.001 for differences between Northern and Southern Provinces.