Summarize the findings in a few sentences, and compare them with the results in Problem 12.62?

Hypertension

Refer to Table 12.16 (on page 595). A similar ANCOVA was performed using PROC GLM of SAS comparing mean DBP by study group and sex after controlling for effects of age and weight. The results are given in Table 12.42.

 

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SAS GENERAL LINEAR MODELS PROCEDURE DEPENDENT VARIABLE: MDIAS F VALUE SUM OF SQUARES MEAN SQUARE PR > F SOURCE DF R-SQUARE C.v. 107.08 MODEL 57521.19225928 11504.23845186 0.0001 0.419457 14.2973 ERROR 741 79611.39165542 107.43777551 ROOT MSE MDIAS MEAN 137132.58391470 CORRECTED TOTAL 746 10.36521951 72.49770638 PR > F F VALUE F VALUE TYPE I SS SOURCE DF DF TYPE III Ss PR > F 0.0001 STUDY 2 45234.31356527 210.51 2 12349.74237359 57.47 0.0001 2912.79699312 SEX 27.11 0.0001 624.47946004 5.81 0.0162 0.0001 AGE 5237.52247659 48.75 4245.67574526 39.52 0.0001 WG 136.55922429 38.50 0.0001 4136.55922429 38. .00 PROB > |T| STUDY SV LV NOR SV 0.0186 0.0001 0.0001 LV 0.0186 NOR 0.0001 0.0001 PROB > T| SEX MALE FEMALE MALE 0.0162 FEMALE 0.0162 T FOR HO: PR > T| STD ERROR OF PARAMETER ESTIMATE PARAMETER=0 ESTIMATE INTERCEPT 52.96724415 20.41 0.0001 2.59544038 STUDY SV -11.18295628 -10.45 0.0001 1.06990647 LV -7.58825363 -5.29 0.0001 1.43486888 NOR 0.00000000 2.10948458 0.0162 0.87497527 SEX MALE 2.41 FEMALE 0.00000000 AGE 0.30162065 6.29 0.0001 0.04798065 WGT 0.08278540 6.20 0.0001 0.01334174