Table 3.

Overview of studies on PoAF

Name and year	Surgery	Timing	Recording length	Measures that predicted PoAF
Wu et al. (2005) [71]	CABG (n = 86)	DBS to DOS	24 h	DFA α1
Chamchad et al. (2006) [67]	CABG (n = 88)	DOS	10 min	HF
				pPD2
				mPD2
Bauernschmitt et al. (2007) [14]	CABG or valve surgery (n = 51)	DBS	30 min	LF/TP
				FW
				FwReny025
Tarkiainen et al. (2008) [69]	CABG (n = 67)	DBS	10 min	DFA α1
Kinoshita et al. (2011) [61]	CABG (n = 390)	< 5 days before surgery	24 h	SDNN
				rMSSD
Chamchad et al. (2011) [68]	CABG (n = 50)	DOS	10 min	LF/HF
Ciszewski et al. (2013) [64]	Pulmonary resection (n = 117)	DBS	5 min	rMSSD
				SD1
Kališnik et al. (2015) [65]	CABG or valve surgery (n = 79)	DBS	20 min	pNN50
				DFA2
Vesela et al. (2019) [66]	CABG or valve surgery (n = 222)	DBS	2 h	SD1
				SD2
				rMSSD
				NN50
				LF
				HF
Kališnik et al. (2019) [72]	CABG (n = 150)	DBS	20 min	DFA α1
Jideus et al. (2001) [63]	CABG (n = 80)	DBS to DOS	24 h	No predictors
Hakala et al. (2002) [62]	CABG (n = 92)	DBS	10 min	No predictors
Bari et al. (2018) [70]	CABG (n = 129)	DOS	5 min	No predictors

DOS day of surgery, DBS day before surge