Is postoperative cognitive decline after cardiac surgery associated with plasma beta amyloid 1–42 levels?

Table 1 Preoperative and postoperative Aβ1-42 values and absolute difference

	Median (25–75%)		Difference^†	95% CI		P*
	CABG	OPCAB	Difference^†	From	To	P*
Aβ1-42
Preoperative	1.89 (0.56–5.21)	1.18 (0.36–3.42)	− 0.63	− 2.16	0.12	0.09
Postoperative	2.82 (0.62–5.59)	1.24 (0.51–2.92)	− 0.93	− 2.78	0.08	0.09
Absolute difference preoperative and postoperative Aβ1-42	1.33 (0.39–3.51)	0.24 (0.135–0.88)	− 0.7	− 2.03	− 0.07	0.02

Bold typing was used for statistically significant results, meaning that P* was < 0.005
CABG, coronary artery bypass grafting; OPCAB, off-pump coronary artery bypass; CI, reliability spectrum
*Mann Whitney U test
^†Hodges-Lehmann

ISSN: 1749-8090