Table 2 Comparison of treatment persistence and adherence among propensity-matched cohorts
Variables | Adults a (n = 6689) | Elderly b (n = 6689) | Very elderly c (n = 6689) | p-value* | Post hoc† |
|---|---|---|---|---|---|
Treatment duration, days, mean (SD) | 277.1 (122.8) | 280.6 (123.3) | 267.6 (127.2) | <0.0001 | a,b > c |
Treatment persistence rate, n (%) | |||||
at the first 3 months | 5753 (86.0) | 5764 (86.2) | 5663 (84.7) | 0.024 | b > c |
at the first 6 months | 4731 (70.7) | 4754 (71.1) | 4473 (66.9) | <0.0001 | a, b > c |
at the first 9 months | 4422 (66.1) | 4532 (67.8) | 4207 (62.9) | <0.0001 | a, b > c |
at the first 12 months | 4179 (62.5) | 4364 (65.2) | 3979 (59.5) | <0.0001 | b > a > c |
Medication possession ratio, mean (SD) | 0.76 (0.30) | 0.79 (0.29) | 0.75 (0.30) | <0.0001 | b > a, c |
Treatment adherence rate, n (%) | 4290 (64.1) | 4542 (67.9) | 4135 (62.8) | <0.0001 | b > a > c |