Table 1.

Characteristics of enrolled patients

Characteristic	Levofloxacin (n = 65)	Cefuroxime (n = 72)	P-value
Male, n (%)	59 (90.77)	67 (93.06)	0.62
Age, years (mean ± SD)	70.95 ± 8.18	69.63 ± 8.30	0.3
Smoking, n (%)
Nonsmoker	11 (16.92)	7 (9.72)	0.1
Ex smoker	42 (64.62)	41 (56.94)
Smoker	12 (18.46)	24 (33.33)
Severity of exacerbation, n (%)
Mild	27 (41.54)	24 (33.33)	0.61
Moderate	27 (41.54)	34 (47.22)
Severe	11 (16.92)	14 (19.44)

Abbreviation: SD, standard deviation.