TABLE 2.

Baseline and demographic characteristics of patients (intent-to-treat population)

Characteristic	Grepafloxacin at 400 mg once daily	Grepafloxacin at 600 mg once daily	Ciprofloxacin at 500 mg twice daily
No. of patients	207	204	213
Race (no. [%] of patients)
Caucasian	179 (86)	180 (88)	189 (89)
Black	25 (12)	21 (10)	21 (10)
Other	2 (1)	3 (2)	3 (1)
Sex (no. [%] of patient)
Male	93 (45)	100 (49)	96 (45)
Female	113 (55)	104 (51)	117 (55)
Mean ± SD age (yr [range])	47.7 ± 15.3 (18–82)	48.4 ± 18.0 (18–77)	46.8 ± 14.7 (18–80)
Mean ± SD wt (kg)	80.5 ± 20.8	79.6 ± 18.7	80.2 ± 21.5
Smoking habits (no. [%] of patients)
Nonsmoker	48 (23)	40 (20)	39 (18)
Ex-smoker	61 (30)	55 (27)	52 (24)
Current smoker	97 (47)	109 (53)	122 (57)