At 15 months, motor performance and overall developmental scores were similar in the two groups. The prone group was more likely, however, to walk up stairs and begin walking independently.
At 15 months, motor performance and overall developmental scores were similar in the two groups. The prone group was more likely, however, to walk up stairs and begin walking independently.
在15个月大的时候，两组的运动表现与全部发育积分都相似。然而，俯睡组的更可能爬上楼梯并开始独立行走。