Table 1.

Patient demographics

Patient characteristic (N = 58)	n (%)
Study group	58
NABX	28 (48.3%)
ABX	30 (51.7%)
Age at time of surgery	42.1 (14.2)
Height	67.6 (4.1)
Weight	185.2 (46.3)
BMI	28.3 (6.3)
Days in frame	98.9 (29.0)
Days out from surgery	15.3 (6.9)
No. of days post-op before 1st infection	30.2 (21.9)
Female sex	30 (51.7%)
Smoker	33 (61.1%)

NABX no antibiotics, ABX antibiotics