The effect of surgical treatment for supratentorial spontaneous intracerebral hemorrhage (ICH) and whether it is modified by key baseline characteristics and timing remains uncertain.

中文翻译：

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幕上脑出血的神经外科介入治疗

手术治疗幕上自发性脑出血 (ICH) 的效果以及它是否受到关键基线特征和时间的影响仍不确定。