Table 3. Comparison of Median Scores of Duration of Labor Between Acupressure Group and Control Group (Minutes).

Labor Stages, min	Acupressure Group (n = 50)	Control Group (n = 50)	Statistic a	P Value
First stage (from 3 cm dilation to 10 cm dilation			586.000	0.000
Median	225.00	320.00
Mean Rank	37.22	63.78
Min-Max	150.00-420.00	240.00-460.00
Second stage (From 10 cm dilation to delivery)			812.000	0.002
Median	15.00	20.00
Mean Rank	41.74	59.26
Min-Max	5.00-35.00	5.00-45.00

^a Mann-Whitney u test was performed.