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Table 4 Effect of HA and LA rehabilitation on Quality of Life

From: Asthma rehabilitation at high vs. low altitude: randomized parallel-group trial

 

Low altitude

High altitude

 

Baseline

End of rehabilitation (3 weeks)

Follow-up (3 months)

Baseline

End of rehabilitation (3 weeks)

Follow-up (3 months)

Between group difference of change BL-3w

Between group difference of change BL-3 m

AQLQ Score

3.6 (3.1;4.8)

5.5 (4.4;6.4)***

5.1 (3.8;5.9)***

3.9 (3.1;4.6)

5.6 (4.4;6.3)***

4.9 (3.5;6.2)*

−.0 (−.7 to .8)

−.5 (−1.6 to .3)

AQLQ Activity limitation

4.3 (3.5;5.1)

5.7 (4.4;6.3)**

5.0 (4.3;5.9)***

4.4 (3.5;5.0)

5.9 (4.8;6.4)***

5.0 (3.8;6.4)**

.0 (−.7 to .7)

−.1 (−.7 to .6)

AQLQ Symptoms

3.8 (3.3;4.9)

6.0 (4.9;6.5)***

5.5 (4.0;6.0)**

3.7 (3.1;4.8)

5.4 (4.4;6.6)***

5.5 (3.2;6.5)*

−.2 (−1 to .7)

−.5 (−1.9 to .4)

AQLQ Emotional function

3.4 (2.5;4.5)

5.0 (4.1;6.0)**

4.7 (3.7;6.4)***

3.6 (2.7;4.6)

5.3 (3.8;6.6)***

4.8 (2.8;6.0)**

.0 (−.8 to .8)

−.4 (−1.4 to .4)

AQLQ Environ-mental stimuli

3.3 (2.1;4.0)

5.0 (3.2;6.2)**

4.3 (3.3;5.5)**

3.0 (2.6;4.5)

5.0 (4.6;5.9)***

4.6 (3.0;5.7)**

.0 (−1 to .8)

.0 (−1 to .8)

SF − 36, PCS

40 (35;43)

40 (36;46)

42 (36;47)

50 (43;54)

46 (38;52)

51 (45;54)

-3 (−10 to 3)

−1 (−5 to 4)

SF − 36, MCS

44 (36;49)

41 (34;48)

44 (36;50)

51 (47;56)

48 (41;55)

58 (56;61)

-3 (−12 to 5)

5 (−2 to 11)

  1. Note: Data are given as median (quartiles) and median difference (confidence interval)
  2. Abbreviations: AQLQ Asthma Quality of Life Questionnaire, SF-36 Short-form 36, PCS Physical component score, MCS mental summary score
  3. *: p < 0.05; **: p < 0.01; ***: p < 0.001 tested with Wilcoxon test for paired samples (baseline vs. 3 week follow up and baseline vs. 3 months follow up)