Metabolic activity | Total | ICD-10 dependent | ||||
---|---|---|---|---|---|---|
Yes | No | |||||
n | Mean (SE)* | n | Mean (SE) | n | Mean (SE) | |
*Least square mean (standard error (SE)) based on analysis of variance (ANOVA) controlling for age, sex, and number of months since first inhalation. | ||||||
†p Value, based on the F test in ANOVA, compares normal with slower and slowest inactivators combined controlling for age, sex, and number of months since first inhalation. | ||||||
Total | 151 | 8.0 (1.3) | 38 | 23.9 (3.6) | 113 | 2.7 (0.9) |
Normal inactivators | 118 | 8.6 (1.6) | 27 | 29.1 (4.7) | 72 | 2.9 (1.0) |
Slower inactivators | 21 | 7.4 (3.7) | 5 | 17.2 (11.1) | 10 | 4.1 (2.4) |
Slowest inactivators | 12 | 3.3 (4.9) | 6 | 12.7 (10.3) | 3 | 0.9 (3.9) |
p Value† | 0.410 | 0.090 | 0.881 |