Total Total Iron Deficiency group Iron Deficiency group Normal group Normal group P P
Number of cases 550 550 193 193 357 357
General characteristics General characteristics
Age# 29±6 29±6 28±6 28±6 29±5 29±5 0.13 0.13
Gestational weeks# 20±4 20±4 23±3 23±3 18±4 18±4 0.00 0.00
Thyroid hormone
T3 (nmol/L)* 2.36 (1.43, 4.14) 2.36 (1.43, 4.14) 2.33 (1.37, 4.21) 2.33 (1.37, 4.21) 2.39 (1.44, 4.07) 2.39 (1.44, 4.07) 0.08 0.08
FT3 (pmol/L)* 4.25 (2.94, 6.31) 4.25 (2.94, 6.31) 3.91 (2.64, 6.08) 3.91 (2.64, 6.08) 4.38 (3.18, 6.54) 4.38 (3.18, 6.54) 0.00 0.00
T4 (nmol/L)* 110.80 (64.41, 181.50) 110.80 (64.41, 181.50) 109.50 (59.94, 173.84) 109.50 (59.94, 173.84) 111.80 (66.71, 187.95) 111.80 (66.71, 187.95) 0.05 0.05
FT4 (pmol/L)* 13.49 (8.66, 20.66) 13.49 (8.66, 20.66) 12.49 (8.60, 18.61) 12.49 (8.60, 18.61) 14.09 (9.55, 21.14) 14.09 (9.55, 21.14) 0.00 0.00
TSH (μIU/ml)* 1.42 (0.01, 5.28) 1.42 (0.01, 5.28) 1.64 (0.02, 5.98) 1.64 (0.02, 5.98) 1.33 (0.01, 4.87) 1.33 (0.01, 4.87) 0.00 0.00
Iron nutrition
SF (μg/L)* 35.63 (7.14, 253.49) 35.63 (7.14, 253.49) 11.72 (5.28, 19.30) 11.72 (5.28, 19.30) 66.32 (22.02, 310.00) 66.32 (22.02, 310.00) 0.00 0.00
Hb (g/L)* 115.00 (91.78, 133.00) 115.00 (91.78, 133.00) 108.00 (86.70, 127.30) 108.00 (86.70, 127.30) 117.00 (110.00, 134.00) 117.00 (110.00, 134.00) 0.00 0.00