The effect of postoperative complications on health-related quality of life and survival 12 years after coronary artery bypass grafting – a prospective cohort study

Table 4 Mean change in RAND-36 physical component summary (PCS) and mental component summary (MCS) scores of the study patients in relation to occurrence of postoperative complications

					P-values^a
	Group	Baseline	1 year	12 years	Interaction between time*group	Time	Group
PCS scores	No complication	47.1	70.5	64.9	0.052	<0.001	<0.001
	Complication	41.3	63.3	53.6	0.052	<0.001	<0.001
	No MACCE	45.8	68.8	62.0	0.505	<0.001	0.02
	MACCE	39.2	61.1	52.5	0.505	<0.001	0.02
MCS scores	No complication	62.7	76.0	74.2	0.004	<0.001	0.001
	Complication	58.0	72.2	61.6	0.004	<0.001	0.001
	No MACCE	61.5	75.1	70.8	0.301	0.004	0.069
	MACCE	57.1	70.7	61.5	0.301	0.004	0.069

ISSN: 1749-8090