与安慰剂组相比，氢化可的松组智力发育指数评分在70分以下者很少，有物体恒存性意识的婴儿更多。
Fewer infants on hydrocortisone treatment had a Mental Development Index score below 70, and more of them had a greater awareness of object permanence than infants on placebo.
智力发育指数和运动发育指数比较，差异显著（P<0．01）。
Metal development index(MDI)and the psychomotor development index(PDI) comparatively divergence marked (P<0. 01).
此项研究将调查对象的智力与体重指数进行了对比。体重指数指的是身高和体重之间的比例，主要用来衡量一个人是否偏胖或肥胖。
The study compared mental abilities to body mass index (BMI), a measurement of weight in relation to height used to define overweight and obesity.
两组在18个月龄的智力发育指数（MDI），运动发育指数（PDI）干预组明显高于对照组（P〈0．001）；
The mental development index (MDI) and the psychomotive development index (PDI) at 18 months in the intervention group were much higher than those of the control group (P <0. 001 ).
结果干预组智力及精神运动发育指数明显高于非干预组（P<0.05，<0.001），而与正常对照组比较无明显差异（P>0.05）；
Results Mental development index(MDI) and physical development index(PDI) in early interventional group were significant higher than those in group 2(P<0.05, < 0.001).
结果干预组智力及精神运动发育指数明显高于非干预组（P<0.05，<0.001），而与正常对照组比较无明显差异（P>0.05）；
Results Mental development index(MDI) and physical development index(PDI) in early interventional group were significant higher than those in group 2(P<0.05, < 0.001).
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