Effect of hyperthermia combined with opioids on cancer pain control and surgical stress in patients with gastrointestinal cancer

Table 5 Comparison of surgical palliative surgery indicators between the two groups of patients

Item	Group S (n = 35)	Group L (n = 35)	t	P value
Surgery time (min)	184.65 ± 38.76	170.85 ± 31.69	1.631	0.108
Intraoperative blood loss (mL)	372.53 ± 79.54	343.97 ± 83.92	1.461	0.149
Surgical stress indicators
COR (ug/L)	179.35 ± 27.86	161.43 ± 21.07	3.035	0.003
CRP (mg/L)	13.49 ± 2.17	10.51 ± 2.05	5.906	< 0.001

CRP: C-reactive protein; COR: Cortisol.