主要观察指标：年龄、绝经年限、绝经年龄、身高、体质量和人体质量指数与骨密度的相关性及回归方程。
MAIN OUTCOME MEASURES: the correlation between age, menopausal years, menopause age, height, body mass, BMI and bone density as well as the regression equation.
由此建立了骨矿含量随小儿年龄和身高、体重变化的直线方程。
Linear equation of BMC with age, height, and weight were erected.
以年龄、身高、FVC为自变量，在IBM-PC／XT计算机上用多元逐步回归法建立呼气和吸气阻力的回归方程。
The regression equations of expiratory and inspiratory resistances were built with multiple stepwise regression analysis on the IBM PC/XT computer with age, height and FVC as independent variables.
年龄和土壤深度线性拟合方程的相关指数在各剖面均达到了显著水平。
The correlation indexes of fitting function between I4C ages and depths are all over the significant level.
这表明，筛选拟合的树高——年龄导向曲线回归方程很好地拟合了样本资料，很好地反映了树高的生长过程。
As showed the curve regression equations of tree height-age relations matched the sample data nicely and reflected the trees' grown process nicely.
这表明，筛选拟合的树高——年龄导向曲线回归方程很好地拟合了样本资料，很好地反映了树高的生长过程。
As showed the curve regression equations of tree height-age relations matched the sample data nicely and reflected the trees' grown process nicely.
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