The Effect of Pulmonary Rehabilitation on Respiratory Functions, and the Quality of Life, following Coronary Artery Bypass Grafting: A Randomised Controlled Study

Table 6

Measurements of mental and physical component summary on for patients in all groups.

	Intervention (PR) Group	Control Group	Test results	p value	Effect size (r)^a	95% Confidence interval
	Median (Min-Max)	Median (Min-Max)				Lower	Upper
PCS
Preoperative baseline	69.50 (23.75-90)	50.00 (15-92)		0.327	0.138	0.102	0.387
6^th Postoperative Week	37.00 (25.75-46.25)	33.75 (18.75-43.25)		0.054	0.271	0.062	0.495
Test results
p value
MCS
Preoperative baseline	67.25 (7.75-97.75)	69.50 (3.25-89)		0.426	0.112	0.140	0.359
6^th Postoperative Week	60.50 (23.25-74.50)	43.00 (19.25-68.50)		0.091	0.238	0.000	0.451
Test results
p value

PCS: SF36 Physical Component Summary; MCS: SF36 Mental Component Summary; Mann–Whitney test, Wilcoxon Signed Rank Test. ^a.