Cough severity (7-point ordinal scale), median (25th to 75th percentile) | 6 (1 to 7) | 6 (2 to 7) | .65 |
Severity category, n (%) | | | |
Very mild | 0 (0.0) | 2 (0.8) | .80 |
Mild | 18 (6.8) | 2 (6.5) | |
Mild/moderate | 2 (0.8) | 0 (0.0) | |
Moderate | 72 (27.1) | 12 (38.7) | |
Moderate/severe | 25 (9.4) | 1 (3.2) | |
Severe | 111 (41.7) | 12 (38.7) | |
Very severe | 36 (13.5) | 4 (12.9) | |
Duration (days), mean (SD) | 13.1 (9.9) | 10.7 (9.1) | .17 |
Cough Drops | | | |
No. Days Used, n (%) | | | |
0 to 3 days | 85 (32.0) | 13 (41.9) | .36 |
4 to 7 days | 79 (29.7) | 12 (38.7) | |
8 to 10 days | 40 (15.0) | 2 (6.5) | |
11 to 14 days | 16 (6.0) | 1 (3.2) | |
14 + days | 46 (17.3) | 3 (9.7) | |
No. used per day, n (%) | | | |
0 to 5 | 163 (61.7) | 17 (54.8) | .73 |
6 to 10 | 68 (25.8) | 9 (11.7) | |
11 to 15 | 23 (8.7) | 3 (9.7) | |
16 to 20 | 8 (3.0) | 1 (3.2) | |
20+ | 2 (0.8) | 1 (3.2) | |
Daily menthol dose (mg) | | | |
Mean (SD) | 23.1 (22.0) | 0.0 | — |
Range | 1.1 to 117.9 | 0.0 to 0.0 | |