Wrist-ankle acupuncture combined with pain nursing for the treatment of urinary calculi with acute pain

Table 1 Comparison of the pain degree between the two groups at different time points (mean ± SD)

Group	Before the intervention	24 h after the intervention	48 h after the intervention	72 h after the intervention
Observation (n = 41)	7.41 ± 1.16	2.46 ± 0.71a	0.51 ± 0.51a	0.24 ± 0.43a
Control (n = 41)	7.51 ± 1.08	3.17 ± 0.80a	1.32 ± 0.47a	0.46 ± 0.50a
t value	0.395	4.250	7.478	2.136
P value	0.694	< 0.001	< 0.001	0.036

^aP < 0.05 vs the same group before the intervention.