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

Table 2 Comparison of cancer pain before and after analgesic treatment between the two groups of patients

Item	Stage	Group S (n = 35)	Group L (n = 35)	t	P value
Average pain score (points)	Before analgesic treatment	5.79 ± 1.18	5.87 ± 1.24	0.277	0.783
	After analgesic treatment	4.56 ± 1.07a	3.28 ± 0.85a	5.541	< 0.001
Outbreak pain score (points)	Before analgesic treatment	7.52 ± 0.82	7.69 ± 0.93	0.334	0.739
	After analgesic treatment	6.04 ± 0.73a	5.14 ± 0.56a	5.787	< 0.001
Number of pain outbreaks in 24 hours (times)	Before analgesic treatment	3.35 ± 0.61	3.37 ± 0.65	0.133	0.895
	After analgesic treatment	2.38 ± 0.55a	1.82 ± 0.49a	4.498	< 0.001

^aP < 0.05 vs before treatment within the group.