Table 2 Domains with significant correlations of cognitive status to plasmatic Aβ1-42 concentrations, the absolute difference of Aβ1-42 before and after the operation and to the duration of anaesthesia (Spearman's correlation factor) in all patients and in the on-pump CABG and off-pump groups
Postoperatively | Spearman's correlation factor (P value) | |||
|---|---|---|---|---|
Aβ1-42 Preop | Aβ1-42 Postop | Absolute difference | Anaesthesia duration | |
All patients | ||||
Construction (DRS) | − 0.068 (0.63) | − 0.203 (0.14) | − 0.264 (0.04) | 0.049 (0.72) |
Conceptualisation (DRS) | − 0.168 (0.22) | − 0.375 (0.01) | − 0.18 (0.19) | 0.125 (0.37) |
Total (DRS) | − 0.114 (0.41) | − 0.324 (0.02) | − 0.16 (0.25) | 0.118 (0.40) |
CABG | ||||
Construction (DRS) | − 0.065 (0.71) | − 0.290 (0.10) | − 0.339 (0.04) | 0.121 (0.50) |
Conceptualisation (DRS) | − 0.159 (0.37) | − 0.472 (< 0.001) | − 0.254 (0.15) | 0.105 (0.55) |
Total (DRS) | − 0.085 (0.63) | − 0.362 (0.04) | − 0.204 (0.25) | 0.098 (0.58) |
OPCAB | ||||
Memory (BG) | − 0.331 (0.15) | − 0.471 (0.04) | − 0.07 (0.77) | 0.223 (0.34) |
Attention (DRS) | 0.015 (0.95) | − 0.180 (0.45) | − 0.245 (0.30) | − 0.509 (0.02) |