【目的】　对婴儿早期睡眠活动情况进行观察以确定婴儿正常的行为模式。【方法】　本文对北京城区１０５ 位婴儿于生后１ 月、３ 月、５ 月进行了睡眠、清醒、活动的频率、持续时间等行为的观察。【结果】　婴儿的睡眠活动情况与孕周、孕次、Ａｐｇａｒ 评分、家庭类型、父母文化等存在相关关系。【结论】　婴儿睡眠活动的观察可用以对婴儿的发育及抚育者提供保健的质量进行评价。 【Objective】 Observe the infant’s early sleep activity to determine the normal behavior pattern of the infant. 【Method】 In this study, 105 infants in Beijing city were observed for their sleep, soberness, frequency of activities and duration after birth in January, March and May. 【Results】 There was a correlation between infant sleep activities and gestational age, gestational age, Apgar score, family type and parental culture. [Conclusion] The observation of infant sleep activity can be used to evaluate the development of the baby and the quality of care provided by the caregivers.