Table 4.

Average daily percentage adherence

Average Daily Percentage AdherenceAll Patients (n = 278)Blacksa (n = 68)Nonblacksa (n = 210)
>95 to 100%114 (41.0%)16 (23.5%)98 (46.7%)
>80 to 95%90 (32.4%)27 (39.7%)63 (30.0%)
>50 to 80%36 (12.9%)11 (16.2%)25 (11.9%)
0 to 50%38 (13.7%)14 (20.6%)24 (11.4%)
  • a P = 0.002 for difference between blacks and nonblacks.