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Table 2 Changes from baseline

From: Singing teaching as a therapy for chronic respiratory disease - a randomised controlled trial and qualitative evaluation

  Singing group
n = 15
Control group
n = 13
 
Δ breath hold time (s) - 0.3 (6.9) + 5.3 (5.7) 0.029*
Δ single breath counting + 0.3 (7.7) + 2.0 (2.7) 0.46
Δ HAD anxiety - 1.1 (2.7) + 0.8 (1.7) 0.033*
Δ HAD depression - 1.1 (2.5) - 0.1 (1.7) 0.21
Δ SGRQ Total - 1.1 (10.6) - 0.4 (5.6) 0.81
Δ ISWT (m) + 26 (52.6) + 11.3 (83.0) 0.58
Δ ISWT subjective recovery (s) + 9.9 (60.7) - 7.4 (81.7) 0.53
Δ O2 Satn recovery (s) + 47.3 (67.6) + 32.2 (124.7) 0.69
Δ HR recovery time (s) + 29 (63.8) + 19.4 (110.0) 0.78
Δ SF36 PCS + 7.5 (14.6) - 3.8 (8.4) 0.02*
Δ SF36 MCS + 2.5 (20.9) - 3.2 (10.5) 0.38
  1. HAD - hospital anxiety and depression score, SGRQ - St George's Respiratory Questionnaire, ISWT - incremental shuttle walk test distance, HR heart rate, SF36 short form 36, PCS - physical component score, MCS - mental component score. *p < 0.05 unpaired t test singing group vs control group.