Patients’ characteristics
FETAL DISTRESS
In this study, in total 80 parturients were included in CSA group, 8 parturients received caesarean section due to fetal distress, 3 parturients received caesarean section due to prolongation of the first stage of labor; 80 cases were included in EA group, 9 parturients received caesarean section due to fetal distress, 3 parturients received caesarean section due to prolongation of the first stage of labor. This clinical trial is in compliance with CONSORT 2010 guidelines (Fig. CONSORT 2010 guidelinesWe had compared parturients’ age, body weight, height, gestational weeks between CSA and EA group, but didn’t observe any difference, suggesting our study was unbiased (Table Comparison of parturients’ age, body weight, height, gestational weeks between CSA and EA groupThe duration for the first and second labor stage between CSA and EA group