The simulated clinical data from the SAS manual 59 Question 1 - default setting for PROC MEANS 08:08 Tuesday, August 3, 1999 The MEANS Procedure Variable Label N Mean ------------------------------------------------------ dob Date of Birth 34 7452.82 visit Visit Date 32 12976.91 hr Heart Rate 33 78.3333333 sbp Systolic Blood Pressure 33 134.1212121 dbp Diastolic Blood Pressure 33 82.4848485 ------------------------------------------------------ Variable Label Std Dev Minimum -------------------------------------------------------------- dob Date of Birth 7230.79 -10310.00 visit Visit Date 127.5904131 12450.00 hr Heart Rate 9.8000850 58.0000000 sbp Systolic Blood Pressure 39.7647438 54.0000000 dbp Diastolic Blood Pressure 26.8841510 36.0000000 -------------------------------------------------------------- Variable Label Maximum ------------------------------------------------ dob Date of Birth 20647.00 visit Visit Date 13194.00 hr Heart Rate 92.0000000 sbp Systolic Blood Pressure 220.0000000 dbp Diastolic Blood Pressure 180.0000000 ------------------------------------------------ The simulated clinical data from the SAS manual 60 Question 2 - means for bp and heart rate 08:08 Tuesday, August 3, 1999 The MEANS Procedure N Variable Label N Mean Miss -------------------------------------------------------------- hr Heart Rate 33 78.33 1 sbp Systolic Blood Pressure 33 134.12 1 dbp Diastolic Blood Pressure 33 82.48 1 -------------------------------------------------------------- The simulated clinical data from the SAS manual 61 Question 3a - means for bp and heart rate w/ class 08:08 Tuesday, August 3, 1999 The MEANS Procedure Is Pt. N Gender Pregnant? Obs Variable Label N -------------------------------------------------------------- F 0 11 hr Heart Rate 11 sbp Systolic Blood Pressure 11 dbp Diastolic Blood Pressure 11 1 6 hr Heart Rate 6 sbp Systolic Blood Pressure 6 dbp Diastolic Blood Pressure 6 M 0 17 hr Heart Rate 16 sbp Systolic Blood Pressure 16 dbp Diastolic Blood Pressure 16 -------------------------------------------------------------- Is Pt. N N Gender Pregnant? Obs Variable Mean Miss ------------------------------------------------------ F 0 11 hr 82.91 0 sbp 137.64 0 dbp 78.00 0 1 6 hr 76.33 0 sbp 125.33 0 dbp 72.67 0 M 0 17 hr 75.94 1 sbp 135.00 1 dbp 89.25 1 ------------------------------------------------------ The simulated clinical data from the SAS manual 62 Question 3b - output data set 08:08 Tuesday, August 3, 1999 Obs gender pregnant _TYPE_ _FREQ_ _STAT_ hr sbp dbp 1 0 34 N 33.0000 33.000 33.000 2 0 34 MIN 58.0000 54.000 36.000 3 0 34 MAX 92.0000 220.000 180.000 4 0 34 MEAN 78.3333 134.121 82.485 5 0 34 STD 9.8001 39.765 26.884 6 0 1 28 N 27.0000 27.000 27.000 7 0 1 28 MIN 58.0000 54.000 36.000 8 0 1 28 MAX 92.0000 220.000 180.000 9 0 1 28 MEAN 78.7778 136.074 84.667 10 0 1 28 STD 10.4673 41.326 28.213 11 1 1 6 N 6.0000 6.000 6.000 12 1 1 6 MIN 70.0000 96.000 62.000 13 1 1 6 MAX 88.0000 190.000 110.000 14 1 1 6 MEAN 76.3333 125.333 72.667 15 1 1 6 STD 6.2503 33.554 18.576 16 F 2 17 N 17.0000 17.000 17.000 17 F 2 17 MIN 68.0000 54.000 36.000 18 F 2 17 MAX 92.0000 200.000 110.000 19 F 2 17 MEAN 80.5882 133.294 76.118 20 F 2 17 STD 8.3596 45.744 21.077 21 M 2 17 N 16.0000 16.000 16.000 22 M 2 17 MIN 58.0000 98.000 54.000 23 M 2 17 MAX 88.0000 220.000 180.000 24 M 2 17 MEAN 75.9375 135.000 89.250 25 M 2 17 STD 10.8840 33.760 31.197 26 F 0 3 11 N 11.0000 11.000 11.000 27 F 0 3 11 MIN 68.0000 54.000 36.000 28 F 0 3 11 MAX 92.0000 200.000 102.000 29 F 0 3 11 MEAN 82.9091 137.636 78.000 30 F 0 3 11 STD 8.6886 52.214 22.961 31 F 1 3 6 N 6.0000 6.000 6.000 32 F 1 3 6 MIN 70.0000 96.000 62.000 33 F 1 3 6 MAX 88.0000 190.000 110.000 34 F 1 3 6 MEAN 76.3333 125.333 72.667 35 F 1 3 6 STD 6.2503 33.554 18.576 36 M 0 3 17 N 16.0000 16.000 16.000 37 M 0 3 17 MIN 58.0000 98.000 54.000 38 M 0 3 17 MAX 88.0000 220.000 180.000 39 M 0 3 17 MEAN 75.9375 135.000 89.250 40 M 0 3 17 STD 10.8840 33.760 31.197 The simulated clinical data from the SAS manual 63 Question 4 - mean, median, mode 08:08 Tuesday, August 3, 1999 The UNIVARIATE Procedure Variable: sbp (Systolic Blood Pressure) Moments N 33 Sum Weights 33 Mean 134.121212 Sum Observations 4426 Std Deviation 39.7647438 Variance 1581.23485 Skewness 0.2251779 Kurtosis -0.324696 Uncorrected SS 644220 Corrected SS 50599.5152 Coeff Variation 29.648363 Std Error Mean 6.92215339 Basic Statistical Measures Location Variability Mean 134.1212 Std Deviation 39.76474 Median 128.0000 Variance 1581 Mode 120.0000 Range 166.00000 Interquartile Range 56.00000 Tests for Location: Mu0=0 Test -Statistic- -----p Value------ Student's t t 19.37565 Pr > |t| <.0001 Sign M 16.5 Pr >= |M| <.0001 Signed Rank S 280.5 Pr >= |S| <.0001 Quantiles (Definition 5) Quantile Estimate 100% Max 220 99% 220 95% 200 90% 190 75% Q3 162 50% Median 128 25% Q1 106 10% 98 5% 58 1% 54 0% Min 54 The simulated clinical data from the SAS manual 64 Question 4 - mean, median, mode 08:08 Tuesday, August 3, 1999 The UNIVARIATE Procedure Variable: sbp (Systolic Blood Pressure) Extreme Observations ----Lowest---- ----Highest--- Value Obs Value Obs 54 26 188 21 58 10 190 30 96 19 190 34 98 8 200 12 98 7 220 27 Missing Values -----Percent Of----- Missing Missing Value Count All Obs Obs . 1 2.94 100.00 The simulated clinical data from the SAS manual 65 Question 4 - mean, median, mode 08:08 Tuesday, August 3, 1999 The UNIVARIATE Procedure Variable: dbp (Diastolic Blood Pressure) Moments N 33 Sum Weights 33 Mean 82.4848485 Sum Observations 2722 Std Deviation 26.884151 Variance 722.757576 Skewness 1.6256741 Kurtosis 4.64198143 Uncorrected SS 247652 Corrected SS 23128.2424 Coeff Variation 32.5928355 Std Error Mean 4.67992999 Basic Statistical Measures Location Variability Mean 82.48485 Std Deviation 26.88415 Median 76.00000 Variance 722.75758 Mode 62.00000 Range 144.00000 Interquartile Range 32.00000 NOTE: The mode displayed is the smallest of 4 modes with a count of 3. Tests for Location: Mu0=0 Test -Statistic- -----p Value------ Student's t t 17.62523 Pr > |t| <.0001 Sign M 16.5 Pr >= |M| <.0001 Signed Rank S 280.5 Pr >= |S| <.0001 Quantiles (Definition 5) Quantile Estimate 100% Max 180 99% 180 95% 140 90% 102 75% Q3 96 50% Median 76 25% Q1 64 10% 60 5% 50 1% 36 0% Min 36 The simulated clinical data from the SAS manual 66 Question 4 - mean, median, mode 08:08 Tuesday, August 3, 1999 The UNIVARIATE Procedure Variable: dbp (Diastolic Blood Pressure) Extreme Observations ----Lowest---- ----Highest--- Value Obs Value Obs 36 26 100 12 50 10 102 21 54 7 110 34 60 22 140 30 62 19 180 27 Missing Values -----Percent Of----- Missing Missing Value Count All Obs Obs . 1 2.94 100.00