. 2015 Mar 19;30(4):489–494. doi: 10.3346/jkms.2015.30.4.489

Response rate of each perioperative complication according to predisposing factors.

		Age group			P value^*	HRS		P value^*	Involvement of CP		P value^*	Hx of pneumonia		P value^*
		<13	13-18	≥ 18	P value^*	(+)	(-)	P value^*	Uni-	Bi-	P value^*	(+)	(-)	P value^*
Hypothermia	(+)	151	28	48	0.032	83	144	< 0.001	47	180	0.093	8	219	0.493
Hypothermia	(-)	440	110	91	0.032	152	489	< 0.001	187	454	0.093	12	629	0.493
Relative hypotension	(+)	166	44	64	< 0.001	88	186	0.114	81	193	0.072	8	266	0.724
Relative hypotension	(-)	425	94	75	< 0.001	147	447	0.114	153	441	0.072	12	582	0.724
Absolute hypotension	(+)	15	9	14	< 0.001	12	26	0.698	10	28	0.436	6	32	< 0.001
Absolute hypotension	(-)	576	129	125	< 0.001	223	607	0.698	224	606	0.436	14	816	< 0.001
Relative bradycardia	(+)	138	46	72	< 0.001	75	181	0.284	69	187	0.947	7	249	0.543
Relative bradycardia	(-)	453	92	67	< 0.001	160	452	0.284	165	447	0.947	13	599	0.543
Absolute bradycardia	(+)	81	24	69	< 0.001	37	137	0.072	49	125	0.799	3	171	0.643
Absolute bradycardia	(-)	510	114	70	< 0.001	198	496	0.072	185	509	0.799	17	677	0.643
Postoperative major complication	(+)	9	1	4	0.197	8	6	0.106	3	11	0.803	4	10	< 0.001
Postoperative major complication	(-)	582	137	135	0.197	227	627	0.106	231	623	0.803	16	838	< 0.001
Postoperative minor complication	(+)	23	6	5	0.444	21	13	0.005	2	32	0.064	3	31	0.286
Postoperative minor complication	(-)	568	132	134	0.444	214	620	0.005	232	602	0.064	17	817	0.286

^*Analyzed by Cochran-Mantel-Haenszel test adjusting for GMFCS level as a control variable. HRS, hip reconstructive surgery; CP, cerebral palsy; Hx, history.