Table 2.

Comparison of body temperature and cases of intrapartum fever.

Groups	n	1 h (°C)	2 h (°C)	3 h (°C)	4 h (°C)	5 h (°C)	Cases of intrapartum fever
Analgesic group	45	36.7 ± 0.4	36.7 ± 0.5	36.9 ± 0.5	37.6 ± 0.6	37.8 ± 0.5	9 (20%)
Nonanalgesic group	45	36.6 ± 0.5	36.6 ± 0.4	36.8 ± 0.4	36.8 ± 0.5	36.7 ± 0.5	0 (0%)
t or x2	—	1.048	1.048	1.048	6.871	10.436	10.000
P value	—	0.297	0.297	0.297	<0.01	<0.01	0.002