Skip to main content

Table 4 Correlations between patient characteristics, intraoperative haemodynamic indices and Comprehensive Complication Index (CCI) and hospital length of stay (LOS), stratified according to age

From: Can routine perioperative haemodynamic parameters predict postoperative morbidity after major surgery?

 Comprehensive Complication IndexLength of hospital stay
Age (year)< 70
n = 22
> 70
n = 28
< 70
N = 22
> 70
N = 28
Length of stay in hospital (total)0.282110.341*
p= 0.03
Preoperative risk assessment (NSQIP)0.0670.341*
p = 0.03
0.1290.335*
p= 0.03
Intraoperative (duration in min)
 Heart rate > 100− 0.080.335*
p = 0.02
− 0.0780.336
 Heart rate < 55− 0.0480.336− 0.0130.076
 Heart rate > 870.0420.0760.0830.266
 Systolic blood pressure < 1000.0050.2660.2310.293
 Pulse pressure > 62− 0.0210.2930.2890.273
 Pulse pressure < 53− 0.0260.273− 0.0120.098
 Mean arterial pressure < 75− 0.0360.0980.386*
p= 0.02
0.571*
p= 0.004
 Mean arterial pressure < 55− 0.0130.571*
p = 0.004
0.0560.336*
PACU
 Heart rate > 100− 0.0960.336*
p = 0.03
0.0040.103
 Heart rate < 55− 0.2190.027− 0.055− 0.222
 Heart rate > 87− 0.026− 0.011− 0.0510.305
 Systolic blood pressure < 1000.0650.1460.1430.27
 Pulse pressure > 62− 0.1810.0130.027− 0.081
 Pulse pressure < 530.041− 0.076− 0.0270.253
 Mean arterial pressure < 750.108−0.0940.1550.048
 Mean arterial pressure < 550.1220.0930.1410.112
  1. Data shown are Kendall’s correlation coefficient for tied ranks (Tau-B)
  2. *p value < 0.05, actual value given