Table 2 Laboratory variables
From: Predictors and clinical outcomes of post-coronary artery bypass grafting cerebrovascular strokes
Variables | All patients | Stroke group | Non-stroke group | P value |
|---|---|---|---|---|
Preoperative platelets (10ˆ9/L) | 246 (202–308) | 304 (229–352) | 243 (201–304) | 0.08 |
Preoperative hemoglobin (g/L) | 131 (115–142) | 118 (108–136) | 131 (116–143) | 0.052 |
Preoperative serum creatinine (umol/L) | 90 (74–111) | 85 (64–107) | 90 (74–113) | 0.1 |
Preoperative serum bilirubin (umol/L) | 6.6 (4.6–11.1) | 10.4 (6.6–17.4) | 6.4 (4.6–10.4) | 0.002 |
Preoperative INR | 1 (1–1.1) | 1.2 (1.1–1.2) | 1 (1–1.1) | 0.06 |
Preoperative fibrinogen (g/L) | 3.2 (2.85–3.65) | 3.43 (2.88–3.62) | 3.19 (2.85–3.7) | 0.72 |
Preoperative serum albumin (g/L) | 39.8 (36.7–42.4) | 39.1 (34.4–40.2) | 40 (37–42.5) | 0.052 |
HbA1c (%) | 7.2 (6.4–8.2) | 8.1 (7.4–9.1) | 7.1 (6.4–8.1) | 0.005 |
Peak lactate (mmol/L) | 5.5 (3.8–8.9) | 12.5 (7.6–14.7) | 5.1 (3.7–8.5) |  < 0.001 |
Peak troponin (ng/L) | 634 (392–1180) | 980 (474–1560) | 608 (387–1149) | 0.004 |
Hemoglobin day 1 (g/L) | 98 (91–107) | 90 (86–102) | 98 (92–107) | 0.001 |
Platelets day 1 (10ˆ9/L) | 189 (139–232) | 204 (106–275) | 189 (140–231) | 0.97 |
Serum albumin day 1(g/L) | 36 (32.8–38.6) | 34.2 (30–36.5) | 36.3 (33–38.7) | 0.006 |
Serum bilirubin day 1 (umol/L) | 9.75 (7.2–15.6) | 16.8 (10.3–28) | 9.5 (7–14) |  < 0.001 |
Serum creatinine day 1 (umol/L) | 86.5 (74–116) | 89 (76–108) | 86 (74–119) | 0.78 |
Hemoglobin day 3 (g/L) | 91 (88–97) | 89 (85–94) | 92 (88–97) | 0.027 |
Platelets day 3 (10ˆ9/L) | 167 (127–211) | 157 (83–223) | 169 (127–211) | 0.12 |
Serum albumin day 3(g/L) | 36 (33–37.8) | 34.1 (30.6–36.7) | 36.3 (33.4–37.8) | 0.042 |
Serum bilirubin day 3 (umol/L) | 12.85 (9–19.9) | 19.6 (13.8–36.3) | 12.4 (8.8–19.6) |  < 0.001 |