Table 1 Selected characteristics of study participants (n = 16 subjects).

Age, yr

   Mean (SD)

14.9 (0.9)

   Range

14–17

Body mass index, kg/m²

   Mean (SD)

19.8 (1.7)

   Range

17.5 – 23.5

Sex, N(%)

   Male

9 (56)

   Female

7 (44)

Race, N(%)

   White

11 (69)

   Nonwhite

5 (31)

Self-reported asthma diagnosis, N(%)

   Yes

2 (13)

   No

14 (88)

Self-reported allergy diagnosis, N(%)

   Yes

4 (25)

   No

12 (75)

Wheeze or cough in past month, N(%)

   Yes

4 (25)

   No

12 (75)

Home environmental tobacco smoke exposure (ETS), N(%)

   Yes

2 (12)

   No

14 (88)

Running style, N(%)

   Sprinter

3 (19)

   Distance

13 (81)