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Table 2 Characteristics and efficacy of spinal anesthesia in patients with effective anesthesia

From: Intrathecal magnesium sulfate does not reduce the ED50 of intrathecal hyperbaric bupivacaine for cesarean delivery in healthy parturients: a prospective, double blinded, randomized dose-response trial using the sequential allocation method

  Magnesium group (n = 17) Control group (n = 17) P-value
Sensory block (to pinprick)
 Onset time to T10 (min) 4 ± 0 3 ± 0 <0.001*
 Duration (min) 140 ± 9 121 ± 9 <0.001*
Motor block
 Onset time (min) 4 ± 0 2 ± 0 <0.001*
 Duration (min) 148 ± 12 125 ± 10 <0.001*
Duration of anesthesia (min) 183 ± 11 148 ± 9 <0.001*
Consumption of fentanyl (μg) 343 ± 42 550 ± 49 <0.001*
Patient Satisfaction
 Excellent [number (%)] 16 (94.1) 9 (52.9) 0.017#
 Good [number (%)] 1 (5.9) 8 (47.1) 0.017#
  1. Data are presented as mean ± SD or number (%). *Student t test, #Chi-square test