PROPORTION SMOKING

The SURVEYMEANS Procedure

Data Summary
Number of Strata 30
Number of Clusters 312
Number of Observations 9047
Sum of Weights 9009.72001
 
Class Level Information
Class Variable Label Levels Values
cigst1 (D) Cigarette Smoking Status - Never/Ex-reg/Ex-occ/Current 4 Never smoked cigarettes at all Used to smoke cigarettes occasionally Used to smoke cigarettes regularly Current cigarette smoker
 
Statistics
Variable Label N Mean Std Error of Mean Lower 95%
CL for Mean		 Upper 95%
CL for Mean
cigst1=Never smoked cigarettes at all
cigst1=Used to smoke cigarettes occasionally
cigst1=Used to smoke cigarettes regularly
cigst1=Current cigarette smoker		 (D) Cigarette Smoking Status - Never/Ex-reg/Ex-occ/Current


 		 3711
269
1895
3136		 0.438686
0.030858
0.197729
0.332727		 0.006687
0.002495
0.004922
0.006300		 0.425523
0.025947
0.188041
0.320327		 0.451849
0.035770
0.207416
0.345128

 

 
Proportion smoking by number of adults

The SURVEYMEANS Procedure

Data Summary
Number of Strata 30
Number of Clusters 312
Number of Observations 9047
Sum of Weights 9009.72001
 
Class Level Information
Class Variable Levels Values
smoker 2 0 1
 
Statistics
Variable N Mean Std Error of Mean Lower 95%
CL for Mean		 Upper 95%
CL for Mean
smoker=0
smoker=1		 5875
3136		 0.667273
0.332727		 0.006300
0.006300		 0.654872
0.320327		 0.679673
0.345128
 
Domain Analysis: nofad
nofad Variable N Mean Std Error of Mean Lower 95%
CL for Mean		 Upper 95%
CL for Mean
1 smoker=0
smoker=1		 1720
1313		 0.557566
0.442434		 0.010439
0.010439		 0.537018
0.421886		 0.578114
0.462982
2 smoker=0
smoker=1		 3175
1430		 0.680862
0.319138		 0.007453
0.007453		 0.666191
0.304467		 0.695533
0.333809
3 smoker=0
smoker=1		 703
278		 0.713563
0.286437		 0.015265
0.015265		 0.683515
0.256389		 0.743611
0.316485
4 smoker=0
smoker=1		 233
93		 0.710644
0.289356		 0.028185
0.028185		 0.655165
0.233876		 0.766124
0.344835
5 smoker=0
smoker=1		 35
21		 0.657975
0.342025		 0.069188
0.069188		 0.521802
0.205853		 0.794147
0.478198
6 smoker=0
smoker=1		 6
0		 1.000000
.		 0
.		 1.000000
.		 1.000000
.
7 smoker=0
smoker=1		 1
0		 1.000000
.		 0
.		 1.000000
.		 1.000000
.
8 smoker=0
smoker=1		 1
1		 0.448229
0.551771		 0.349763
0.349763		 0
0		 1.000000
1.000000
9 smoker=0
smoker=1		 1
0		 1.000000
.		 0
.		 1.000000
.		 1.000000
.
PROPORTION SMOKING

The SURVEYMEANS Procedure

Data Summary
Number of Strata 30
Number of Clusters 312
Number of Observations 9047
Sum of Weights 9009.72001
 
Class Level Information
Class Variable Levels Values
smoker 2 0 1
 
Statistics
Variable N Mean Std Error of Mean Lower 95%
CL for Mean		 Upper 95%
CL for Mean
smoker=0
smoker=1		 5875
3136		 0.667273
0.332727		 0.006300
0.006300		 0.654872
0.320327		 0.679673
0.345128
 
Domain Analysis: sex
sex Variable N Mean Std Error of Mean Lower 95%
CL for Mean		 Upper 95%
CL for Mean
male smoker=0
smoker=1		 2555
1373		 0.658233
0.341767		 0.008770
0.008770		 0.640970
0.324504		 0.675496
0.359030
female smoker=0
smoker=1		 3320
1763		 0.676025
0.323975		 0.008090
0.008090		 0.660100
0.308050		 0.691950
0.339900

 

Proportion smoking by sex

The SURVEYREG Procedure
Regression Analysis for Dependent Variable smoker

Data Summary
Number of Observations 9011
Sum of Weights 8965.2
Weighted Mean of smoker 0.33273
Weighted Sum of smoker 2983.0
 
Design Summary
Number of Strata 30
Number of Clusters 312
 
Fit Statistics
R-square 0.000356
Root MSE 0.4712
Denominator DF 282
 
ANOVA for Dependent Variable smoker
Source DF Sum of Squares Mean Square F Value Pr > F
Model 1 0.709 0.709302 3.21 0.0732
Error 9009 1989.740 0.220861    
Corrected Total 9010 1990.449      
 
Tests of Model Effects
Effect Num DF F Value Pr > F
Model 1 2.51 0.1140
Intercept 1 379.92 <.0001
sex 1 2.51 0.1140

  The denominator degrees of freedom for the F tests is 282.

 

Estimated Regression Coefficients
Parameter Estimate Standard Error t Value Pr > |t|
Intercept 0.3595591 0.01844692 19.49 <.0001
sex -0.0177919 0.01122277 -1.59 0.1140

  The denominator degrees of freedom for the t tests is 282.
 
Proportion smoking  By health Board with estimates for Fife versus Lothian

The SURVEYREG Procedure
Regression Analysis for Dependent Variable smoker

Data Summary
Number of Observations 9011
Sum of Weights 8965.2
Weighted Mean of smoker 0.33273
Weighted Sum of smoker 2983.0
 
Design Summary
Number of Strata 30
Number of Clusters 312
 
Fit Statistics
R-square 0.003521
Root MSE 0.4707
Denominator DF 282
 
Class Level Information
Class Variable Label Levels Values
hboard Health Board 13 Argyll & Clyde Ayrshire & Arran Borders Dumfries & Gallo Fife Forth Valley Grampian Greater Glasgow Highland Islands Lanarkshire Lothian Tayside
 
ANOVA for Dependent Variable smoker
Source DF Sum of Squares Mean Square F Value Pr > F
Model 12 7.008 0.583976 2.65 0.0015
Error 8998 1983.441 0.220431    
Corrected Total 9010 1990.449      
 
Tests of Model Effects
Effect Num DF F Value Pr > F
Model 12 2.11 0.0162
Intercept 1 2525.60 <.0001
hboard 12 2.11 0.0162

  The denominator degrees of freedom for the F tests is 282.

 

Estimated Regression Coefficients
Parameter Estimate Standard Error t Value Pr > |t|
Intercept 0.3552802 0.02756873 12.89 <.0001
hboard Argyll & Clyde -0.0177026 0.03735652 -0.47 0.6360
hboard Ayrshire & Arran -0.0112130 0.03833806 -0.29 0.7701
hboard Borders -0.0750299 0.04124841 -1.82 0.0700
hboard Dumfries & Gallo -0.0511307 0.03844026 -1.33 0.1845
hboard Fife -0.0048492 0.03354359 -0.14 0.8852
hboard Forth Valley -0.0382969 0.03912242 -0.98 0.3285
hboard Grampian -0.0577663 0.03456751 -1.67 0.0958
hboard Greater Glasgow 0.0097462 0.03711850 0.26 0.7931
hboard Highland -0.0013095 0.03940732 -0.03 0.9735
hboard Islands -0.1287106 0.04077304 -3.16 0.0018
hboard Lanarkshire -0.0144802 0.03575148 -0.41 0.6858
hboard Lothian -0.0536622 0.03307519 -1.62 0.1058
hboard Tayside 0.0000000 0.00000000 . .

  The denominator degrees of freedom for the t tests is 282.
Matrix X'WX is singular and a generalized inverse was used to solve the normal equations. Estimates are not unique.

 

Analysis of Estimable Functions
Parameter Estimate Standard Error t Value Pr > |t|
fife - lothian 0.04881295 0.02560928 1.91 0.0577

  The denominator degrees of freedom for the t tests is 282.

Only summary statistics for next model shown

Tests of Model Effects
Effect Num DF F Value Pr > F
Model 50 7.35 <.0001
Intercept 1 518.66 <.0001
nofad 1 57.72 <.0001
age 11 3.38 0.0002
sex 1 1.57 0.2118
hboard 14 2.44 0.0030
age*sex 11 2.25 0.0123
nofad*sex 1 3.59 0.0592
nofad*age 11 1.73 0.0659

  The denominator degrees of freedom for the F tests is 282.

Now try smaller model as no interactions very important and show estimates

 
Proportion smoking final model

The SURVEYREG Procedure
Regression Analysis for Dependent Variable smoker

Data Summary
Number of Observations 9011
Sum of Weights 8965.2
Weighted Mean of smoker 0.33273
Weighted Sum of smoker 2983.0
 
Design Summary
Number of Strata 30
Number of Clusters 312
 
Fit Statistics
R-square 0.02932
Root MSE 0.4649
Denominator DF 282
 
Class Level Information
Class Variable Label Levels Values
age Age of respondent in this qu aire. The f 12 16-19 20-24 25-29 30-34 35-39 40-44 45-49 50-54 55-59 60-64 65-69 70-74
sex Sex of respondent from household grid. O 2 female male
hboard Health Board 13 Argyll & Clyde Ayrshire & Arran Borders Dumfries & Gallo Fife Forth Valley Grampian Greater Glasgow Highland Islands Lanarkshire Lothian Tayside
 
ANOVA for Dependent Variable smoker
Source DF Sum of Squares Mean Square F Value Pr > F
Model 25 58.356 2.334241 10.86 <.0001
Error 8985 1932.093 0.215035    
Corrected Total 9010 1990.449      
 
Tests of Model Effects
Effect Num DF F Value Pr > F
Model 25 9.66 <.0001
Intercept 1 598.78 <.0001
nofad 1 57.18 <.0001
age 11 16.09 <.0001
sex 1 4.97 0.0266
hboard 12 2.02 0.0224

  The denominator degrees of freedom for the F tests is 282.

 

Estimated Regression Coefficients
Parameter Estimate Standard Error t Value Pr > |t|
Intercept 0.3436169 0.03260867 10.54 <.0001
nofad -0.0646319 0.00854696 -7.56 <.0001
age 16-19 0.1677007 0.03215800 5.21 <.0001
age 20-24 0.2947956 0.03059422 9.64 <.0001
age 25-29 0.1883785 0.02444524 7.71 <.0001
age 30-34 0.2028625 0.02316742 8.76 <.0001
age 35-39 0.1587912 0.02171027 7.31 <.0001
age 40-44 0.1917139 0.02515712 7.62 <.0001
age 45-49 0.1878629 0.02587141 7.26 <.0001
age 50-54 0.1813417 0.02551403 7.11 <.0001
age 55-59 0.1719023 0.02636340 6.52 <.0001
age 60-64 0.1066663 0.02424566 4.40 <.0001
age 65-69 0.0530526 0.02280914 2.33 0.0207
age 70-74 0.0000000 0.00000000 . .
sex female -0.0245311 0.01100371 -2.23 0.0266
sex male 0.0000000 0.00000000 . .
hboard Argyll & Clyde -0.0201937 0.03575700 -0.56 0.5727
hboard Ayrshire & Arran -0.0108332 0.03767507 -0.29 0.7739
hboard Borders -0.0699819 0.03976373 -1.76 0.0795
hboard Dumfries & Gallo -0.0461888 0.03735699 -1.24 0.2173
hboard Fife -0.0086699 0.03344211 -0.26 0.7956
hboard Forth Valley -0.0415115 0.03861112 -1.08 0.2832
hboard Grampian -0.0566544 0.03471845 -1.63 0.1038
hboard Greater Glasgow 0.0070684 0.03610822 0.20 0.8449
hboard Highland 0.0027904 0.03817048 0.07 0.9418
hboard Islands -0.1197127 0.04161082 -2.88 0.0043
hboard Lanarkshire -0.0058080 0.03501387 -0.17 0.8684
hboard Lothian -0.0615874 0.03237224 -1.90 0.0581
hboard Tayside 0.0000000 0.00000000 . .

  The denominator degrees of freedom for the t tests is 282.
Matrix X'WX is singular and a generalized inverse was used to solve the normal equations. Estimates are not unique.