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. Author manuscript; available in PMC: 2014 Jul 28.
Published in final edited form as: Pediatr Pulmonol. 2010 Oct 20;46(3):230–238. doi: 10.1002/ppul.21356

TABLE 1.

Baseline demographic and clinical characteristics (all treated patients)

Tobramycin inhalation powder (n = 46) Placebo (n = 49)
Age (years), mean (SD) 13.4 (4.42) 13.2 (3.91)
Age group, n (%)
 ≥6 to <13 years 21 (45.7) 24 (49.0)
 ≥13 to <22 years 25 (54.3) 25 (51.0)
Sex, n (%)
 Females 27 (58.7) 26 (53.1)
 Males 19 (41.3) 23 (46.9)
Race, n (%)
 Black 0 (0) 1 (2.0)
 Caucasian 37 (80.4) 43 (87.8)
 Hispanic 8 (17.4) 4 (8.2)
 Other 1 (2.2) 1 (2.0)
Body mass index (kg/m2), mean (SD) 16.8 (3.6) 17.1 (3.1)
FEV1 % predicted,* mean (SD) 54.7 (18.89) 58.5 (20.03)
FEV1 % predicted distribution*, n (%)
 <25 1 (3.1) 3 (8.1)
 ≥25–<50 13 (40.6) 11 (29.7)
 ≥50–≤80 16 (50.0) 18 (48.6)
 >80 2 (6.3) 5 (13.5)
*

Excluding patients from Latin American sites with any potential spirometry quality concerns (TIP n = 32 and placebo n = 37); SD = standard deviation; FEV1 = forced expiratory volume in one second