Table 1: Univariate analysis of patient demographics for OFA versus OBA group.

Variable

OFA (n = 46)

OBA (n = 160)

P-Value

Age (yrs)

42 (34-54)

41 (31.5-51)

0.12*

Gender (% Female)

78.26 (n = 36)

81.88 (n = 131)

0.58

BMI (kg/m2)

42.2 (40.4-46.9)

42.95 (39.55 to 46.5)

0.97*

Race (% African American)

39.13 (n = 18)

37.74 (n = 60)

0.86

*Represents non-parametric test with continuous data presented as medians with interquartile range. Categorical data presented as percentages with frequencies.