Variable Normal (Postoperative MoCA ≥ 21) Normal (Postoperative MoCA ≥ 21) POCD (Postoperative MoCA < 21) POCD (Postoperative MoCA < 21)
Mean ± SD Median (min\(\mathbf{-}\)max) Mean ± SD Median (min\(\mathbf{-}\)max) p value*
Age (years) 69.02 ± 4.18 68 (65\(-\)82) 70.83 ± 5.05 70 (65\(-\)85) 0.120
Duration of operation (min) 61.28 ± 21.15 60 (30\(-\)120) 58.26 ± 21.98 55 (30\(-\)90) 0.613
Blood glucose(mg/dL) 93.51 ± 18.09 89 (65\(-\)148) 102.74 ± 25.39 94 (74\(-\)167) 0.176
Urea (mg/dL) 39.52 ± 13.66 36.5(20\(-\)77) 41.14 ± 16.04 41 (5\(-\)93) 0.479
Creatinine (mg/dL) 1.12 ± 0.47 1.03 (0.63\(-\)3.12) 1.04 ± 0.21 1.04 (0.69\(-\)1.49) 0.826
Sodium (mEq/L) 138.36 ± 2.44 139 (130\(-\)143) 132.33 ± 29.49 139 (4\(-\)142) 0.681
WBC (µl/ml) 8.04 ± 2.31 7.8 (4.5\(-\)14.80) 7.57 ± 2.26 7.4 (4.70\(-\)13.70) 0.361
Hgb (g/dL) 13.64 ± 1.78 14.1 (9.5\(-\)16.5) 13.57 ± 1.41 13.85 (9.7\(-\)15.9) 0.661