Table 1 Baseline characteristics of the intent-to-treat population.

Data are n (%) and median (range).

Group 1: With
Env (n = 50)
Group 2:
Without Env
(n = 50)
Total (N = 100)
Sex
  Female43 (86%)39 (78%)82 (82%)
Race/ethnicity
  White27 (54%)30 (60%)57 (57%)
  Black/African
American
2 (4%)2 (4%)4 (4%)
  Hispanic17 (34%)17 (34%)34 (34%)
  Asian3 (6%)0 (0%)3 (3%)
  Other1 (2%)1 (2%)2 (2%)
Age (years)22 (18–48)21 (18–43)21 (18–48)