Assessed the degree of the pain by using visual analog scale (VAS).
采用视觉模拟评分法(VAS)测评产妇镇痛程度。
Main Outcome Measurements: Demographics and visual analog scale appropriateness scores were collected on each patient.
主要结果测量:人口统计学数据和视觉模拟评分。
Mildly and severely ill patients exhibited significant reduction in visual analog scale overall pain severity at the study endpoint.
在试验终点,轻度和重度患者直观类比量表中的所有痛苦程度都出现明显减小。
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