Table 3.

Objective sleep–wake patterns including total sleep time, wake time at night, and sleep time during day in octogenarian patients after SAVR or TAVI (n = 143).

	Total (N=143)			SAVR (n=78)			TAVI (n=65)			p-valuea
	Median	Quartiles		Median	Quartiles		Median	Quartiles
Total sleep time – night, min
1st PO night	401	325	438	416	320	442	385	332	432	0.42
2nd PO night	392	293	434	400	322	445	372	286	410	0.05
3rd PO night	376	292	419	359	264	410	380	307	423	0.45
4th PO night	383	298	421	382	298	420	384	293	421	0.95
5th PO night	370	327	422	356	326	421	396	328	424	0.48
Sleep efficiency, %
1st PO night	84	68	91	86	67	92	80	69	90	0.45
2nd PO night	82	61	91	83	67	93	78	60	85	0.04
3rd PO night	78	60	87	75	55	86	80	64	88	0.44
4th PO night	80	62	88	80	62	88	80	61	88	0.95
5th PO night	77	68	88	74	68	87	82	68	88	0.38
Wake time – night, min
1st PO night	30	17	55	27	17	48	40	21	72	0.03
2nd PO night	39	19	68	27	19	60	44	22	70	0.16
3rd PO night	46	30	78	52	32	83	44	29	75	0.29
4th PO night	41	24	72	42	20	66	40	27	72	0.63
5th PO night	46	26	71	46	26	75	40	27	66	0.96
Sleep time – day, min
1st PO day	665	559	772	744	615	824	592	507	676	< 0.01
2nd PO day	561	452	684	574	513	754	514	394	650	0.001
3rd PO day	536	420	674	568	436	734	502	379	653	0.02
4th PO day	503	397	643	552	434	653	439	382	601	0.02

Total: the total sample of SAVR and TAVI patients.

^aAll p-values are based on Mann–Whitney tests. The number of patients varied between the different nights: 1st PO night: TAVI 54, SAVR 63–64; 2nd PO night: TAVI 54, SAVR 63–64; 3rd PO night: TAVI 54, SAVR 62–64; 4th PO night: TAVI 53, SAVR 60–61; 5th PO night: TAVI 45–51, SAVR 58–60.

PO: postoperative; SAVR: surgical aortic valve replacement; TAVI: transcatheter aortic valve implantation.