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. 2020 Apr 23;15(4):e0232125. doi: 10.1371/journal.pone.0232125

Table 3. Self-reported pregnancy in women ages 25–44 y with iron deficiency (ID)a.

Race/ethnicity Pregnant with ID, % (n) Not pregnant with ID, % (n) Value of p
Hispanic 7.82 (563) 6.17 (5,430) 0.1447
Black 3.52 (369) 6.11 (10,109) 0.0438
White 4.41 (862) 2.82 (14,351) 0.0118
Asian 4.97 (181) 3.14 (4,262) 0.1907
Pacific Islander 6.25 (16) 4.44 (225) 0.5381
Native American 25.00 (20) 6.34 (268) 0.0118
Otherb 3.57 (28) 4.17 (744) 1.0000

aID was defined as the combination of initial screening transferrin saturation <10% and initial screening serum ferritin <33.7 pmol/L (<15 μg/L). Values of p were obtained using Fisher’s exact test (two-tailed). NA = not available.

bParticipants who reported two or more race/ethnicity groups or unknown race/ethnicity were classified as Other.