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Table 4 Baseline characteristics according to preoperative high-sensivity c-reactive protein

From: Hemoglobin and B-type natriuretic peptide preoperative values but not inflammatory markers, are associated with postoperative morbidity in cardiac surgery: a prospective cohort analytic study

Hs C-reactive protein Quintile 1 (0.02 - 0.19) (n = 114) Quintile 2 (0.2 – 0.42 ) (n =111) Quintile 3 (0.43 – 0.78) (n =108) Quintile 4 ( 0.79 – 2.14) (n = 111) Quintile 5 (2.15 - 16) (n = 110) Trend test
Mean age (SD) 58.7 (11.3) 57.9 (12.5) 60.1 (10.9) 61.4 (9.7) 61.9 (10.8) P = 0.01
Males (%) 74.5 71.1 68.5 78.3 76.3 P = 0.42
Residents in a city with an altitude of 2000- 3000 m (%) 75.4 79.2 87.9 81.9 86.3 P = 0.03
Mean ejection fraction (%) 51.8 (12.3) 54.9 (11.1) 52.3 (11.9) 50.7 (11.5) 50.7 (11.5) P = 0.06
Diabetes mellitus (%) 19.3 22.5 20.3 19.8 18.1 P = 0.69
Acute coronary syndrome ≤ 30 days (%) 10.5 18.9 30.5 51.3 60.0 P < 0.001
Obesity (%) 11.4 23.4 22.2 19.8 12.7 P = 0.96
Previous cardiac surgery (%) 7.0 9.9 6.4 6.3 2.7 P = 0.10
Proportion of patients undergoing CABG (%) 59.6 62.1 72.2 77.4 78.1 P < 0.001