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脑卒中已经成为我国居民的第一位死亡原因,每年死于脑卒中患者约196万、每21秒就有一人死于卒中、每12秒钟就有一人发生卒中、每年新发卒中患者约270万、每年8.7%的速度增加。脑卒中成为导致中国人死亡的首位原因,超过了缺血性心脏病和COPD。急性脑血管栓塞病情十分危急且凶险,有高死亡率及高致残率等特点。
Optimal Body Size and Limb Length Ratios Associated with 100-m Personal-Best Swim Speeds
PERSONAL-BEST SWIM SPEEDS LIMB SEGMENT LENGTHS RATIOS ALLOMETRIC MODELS LOG-LINEAR REGRESSION
2017/4/19
Purpose: This study aims to identify optimal body size and limb segment length ratios associated with 100-m personal-best (PB) swim speeds in children and adolescents.
Methods: Fifty national-standar...