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Table 3 Frequencies of ID, IDA, and abnormal iron indicators

From: Blood cadmium is elevated in iron deficient U.S. children: a cross-sectional study

Exposure   ID IDA Low SF High FEP Low TSAT
  N N (%) N (%) N (%) N (%) N (%)
Blood Cd (ug/L)       
High (≥0.5) 512 58 (11.3%) 17 (3.3%) 69 (13.5%) 62 (12.1%) 106 (20.7%)
Med. (0.3-0.4) 1508 151 (10.0%) 32 (2.1%) 184 (12.2%) 186 (12.3%) 291 (19.3%)
Low (<LOD) 3204 156 (4.9%) 28 (0.9%) 169 (5.3%) 315 (9.8%) 523 (16.3%)
Total 5224 365 (7.0%) 77 (1.5%) 422 (8.1%) 563 (10.8%) 920 (17.6%)
Urinary Cd (ng/mL)       
High (>0.2) 471 40 (8.5%) 10 (2.1%) 88 (18.7%) 57 (12.1%) 48 (10.2%)
Med. (>0.1 to 0.2) 487 33 (6.8%) 6 (1.2%) 93 (19.1%) 54 (11.1%) 40 (8.2%)
Low (≤0.1) 472 29 (6.1%) 5 (1.1%) 91 (19.3%) 51 (10.8%) 33 (7.0%)
Total 1430 102 (7.1%) 21 (1.5%) 272 (19.0%) 162 (11.3%) 121 (8.5%)
Urinary Cd (ng/g Cr)       
High (>1.3) 467 45 (9.6%) 7 (1.5%) 102 (21.8%) 62 (13.3%) 52 (11.1%)
Med. (>0.7 to 1.3) 489 30 (6.3%) 6 (1.2%) 80 (16.4%) 54 (11.0%) 35 (7.2%)
Low (≤0.7) 474 27 (5.7%) 8 (1.7%) 90 (19.0%) 46 (9.7%) 34 (7.2%)
Total 1430 102 (7.1%) 21 (1.5%) 272 (19.0%) 162 (11.3%) 121 (8.5%)