Table 4.

Numbers of participants with an improvement in the RAND SF-36 MHC score

	ENO Breathe (n=58)	Usual care (n=71)	Total (n=129)	p value
Improvement of 10% or more from baseline
RAND SF-36 MHC score	26 (45%)	21 (30%)	47 (36%)	0·073
RAND SF-36 PHC score	20 (35%)	19 (27%)	39 (30%)	0·34
5-point improvement from baseline
RAND SF-36 MHC score	23 (40%)	12 (17%)	35 (27%)	0·0038
RAND SF-36 PHC score	13 (22%)	12 (17%)	25 (19%)	0·43

ENO=English National Opera. MHC=mental health composite. PHC=physical health composite. RAND SF-36=RAND 36-item short form survey instrument.