Correlation Analys is in Weight Difference and Pre-Pregnancy Weight for Full-term Mothers The CORR Procedure 3 Variables: pwgt_r wtdifference combgest Simple Statistics Variable N Mean Std Dev Sum Minimum Maximum Label pwgt_r wtdifference 1854012 22.52751 14.63463 1854012 158.84237 40.06570 290787632 41766280 75.00000 375.00000 Pre-pregnancy Weight Recode 075-375 Weight in pounds -15.41032 99.00000 combgest 1854012 39.38988 0.48772 73029305 39.00000 40.00000 Combined Gestation -- Detail in Weeks 17-47 17th through 47th week of Pearson Correlation Coefficients, N = 1854012 Prob > Ir under H0: Rho=0 pwgt r wtdifference combgest pwgt r 1.00000 Pre-pregnancy Weight Recode 075-375 Weight in pounds -0.23343