Table 3 Relation between drug characteristics and adherence pattern in asthmatic patients already on therapy (n = 110)
From: Drug-related factors affecting medication adherence among Egyptian asthma patients
Variables | Good | Intermediate | Poor | Total | P value |
|---|---|---|---|---|---|
Frequency of inhaler administration | < 0.001 | ||||
Once | 0 (0.0%) | 2 (5.3%) | 1 (3.7%) | 3 (2.7%) | |
Twice | 40 (88.9%) | 32 (84.2%) | 11 (40.7%) | 83 (75.5%) | |
On need | 5 (11.1%) | 4 (10.5%) | 15 (55.6%) | 24 (21.8%) | |
Onset of action of inhaler | 0.002 | ||||
< 5-20 min | 13 (28.9%) | 19 (50%) | 4 (14.8%) | 36 (32.7%) | |
5 min | 13 (28.9%) | 8 (21.1%) | 15 (55.6%) | 36 (32.7%) | |
20 min | 0 (0.0%) | 0 (0.0%) | 2 (7.4%) | 2 (1.9%) | |
30 min | 19 (42.2%) | 11 (28.9%) | 6 (22.2%) | 36 (32.7%) | |
Type of device | 0.001 | ||||
Aerolizer | 20 (44.5%) | 13 (34.2%) | 4 (14.8%) | 37 (33.6%) | |
MDI | 5 (11.1%) | 4 (10.6%) | 14 (51.9%) | 23 (20.9%) | |
Turbohaler | 14 (31.1%) | 19 (50.0%) | 5 (18.5%) | 38 (34.5%) | |
Handihaler | 0 (0.0%) | 1 (2.6%) | 1 (3.7%) | 2 (1.8%) | |
Diskus | 4 (8.9%) | 1 (2.6%) | 2 (7.4%) | 7 (6.4%) | |
Breezhaler | 0 (0.0%) | 0 (0.0%) | 1 (3.7%) | 1 (0.9%) | |
Evohaler | 2 (4.4%) | 0 (0.0%) | 0 (0.0%) | 2 (1.8%) | |
Type of drug | 0.001 | ||||
Budesonide | 15 (33.4%) | 9 (23.8%) | 3 (11.1%) | 27 (24.5%) | |
Formoterol | 6 (13.3%) | 4 (10.5%) | 1 (3.7%) | 11 (10%) | |
Salbutamol | 5 (11.1%) | 4 (10.5%) | 14 (51.9%) | 23 (20.9%) | |
Budesonide/formoterol | 13 (28.9%) | 19 (50%) | 5 (18.5%) | 37 (33.6%) | |
Fluticasone/salmetrol | 6 (13.3%) | 1 (2.6%) | 1 (3.7%) | 8 (7.3%) | |
Glycopyrinum | 0 (0.0%) | 0 (0.0%) | 1 (3.7%) | 1 (0.9%) | |
Tiotropium | 0 (0.0%) | 1 (2.6%) | 1 (3.7%) | 2 (1.8%) | |
Ipratropium | 0 (0.0%) | 0 (0.0%) | 1 (3.7%) | 1 (0.9%) |