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Table 2 Demographics and iron parameters of study population (N = 1064).

From: The influence of iron status and genetic polymorphisms in the HFE gene on the risk for postoperative complications after bariatric surgery: a prospective cohort study in 1,064 patients

Demographic/Iron Parameter Result
Age (years), Mean (SD) 46.5 (11.0)
Gender  
   Male (%) 209 (20%)
   Female (%) 855 (80%)
Weight (lbs.), Mean (SD)  
   Baseline 307 (62)
   Surgery 293 (60)
BMI (kg/m2), Mean (SD)  
   Baseline 50.2 (8.7)
   Surgery 47.9 (8.3)
Hepatic iron staining 183 (17.2%)
Serum iron (ug/dL)*, Median [Q1, Q3] 62 [50, 79]
Ferritin (ng/mL)*, Median [Q1, Q3] 99 [50, 167]
Iron binding capacity (ug/dL)*, Median [Q1, Q3] 316 [287, 349]
Transferrin saturation (%)*, Median [Q1, Q3] 20 [15, 25]
HFE C282 NORMAL 950 (89%)
HFE C282Y HETEROZYGOUS 111 (10%)
HFE C282Y HOMOZYGOUS 3 (<1%)
HFE H63D NORMAL 777 (73%)
HFE H63D HETEROZYGOUS 257 (24%)
HFE H63D HOMOZYGOUS 30 (3%)
  1. *Serum iron, ferritin, iron binding capacity, and transferring saturation were available for n = 894, n = 900, n = 895, and n = 891 subjects, respectively.