Table 4.
Potential factors associated with iron deficiency in Black or American Indian/Alaska Native Race
Iron Deficient | Iron Normal | P value† | |
---|---|---|---|
Black Race | |||
Number | 15 (75) | 5 (25) | |
Female sex | 13 (87) | 5 (100) | 1.0 |
Obesity | 15 (100) | 4 (80) | 0.25 |
Diabetes present | 8 (53) | 3 (60) | 1.0 |
BMI (kg/m2) | 38.8 ± 6.4 | 34.4 ± 5.8 | 0.089 |
Waist circumference | 114 ± 17 | 107 ± 14 | 0.52 |
No. of alcoholic drinks/week | 0.1 ± 0.17 | 0 ± 0 | 0.21 |
Dietary iron consumed (mg/day) | 11.3 ± 8.5 | 14.1 ± 8.3 | 0.38 |
Dietary vitamin C (mg/day) | 134 ± 157 | 108 ± 58 | 0.51 |
Supplemental vitamin C (mg/day) | 0 ± 0 | 140 ± 269 | 0.02 |
American Indian or Alaska Native Race | |||
Number | 22 (51) | 21 (49) | |
Female sex | 16 (73) | 12 (57) | 0.35 |
Obesity | 19 (86) | 12 (57) | 0.045 |
Diabetes present | 8 (36) | 4 (19) | 0.31 |
BMI (kg/m2) | 36.6 ± 4.3 | 32.3 ± 6.0 | 0.009 |
Waist circumference | 113 ± 13 | 103 ± 12 | 0.016 |
No. of alcoholic drinks/week | 0.14 ± 0.18 | 0.63 ± 1.9 | 0.98 |
Dietary iron consumed (mg/day) | 13.0 ± 6.2 | 15.4 ± 6.3 | 0.24 |
Dietary vitamin C (mg/day) | 130 ± 153 | 117 ± 60 | 0.65 |
Supplemental vitamin C (mg/day) | 118 ± 263 | 65 ± 154 | 0.38 |
Values are N (%) or mean ± SD
P values from Fisher’s exact test for categorical variables or Wilcoxon rank sum test for continuous variables.