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From:
Published online Feb 18, 2011. doi: 10.1080/00273171.2011.540480
TABLE 2
Baseline Characteristics of Treated and Untreated Participants in the First Propensity Score Matched Sample
VariableNo Smoking Cessation Counseling (N = 682)Smoking Cessation Counseling (N = 682)Standardized Difference of the MeanVariance Ratio
Demographic Characteristics
Age59.3 ± 11.859.5 ± 13.10.0121.235
Female176 (25.8%)188 (27.6%)0.0401.043

Presenting Signs and Symptoms
Acute pulmonary edema28 (4.1%)29 (4.3%)0.0071.034

Vital Signs on Admission
Systolic blood pressure148.8 ± 31.2147.7 ± 31.20.0361.002
Diastolic blood pressure86.4 ± 18.985.7 ± 18.50.0360.952
Heart rate83.2 ± 24.482.5 ± 21.90.0290.808
Respiratory rate20.9 ± 5.321.0 ± 5.70.0271.130

Classic Cardiac Risk Factors
Diabetes149 (21.8%)148 (21.7%)0.0040.995
Hyperlipidemia217 (31.8%)218 (32.0%)0.0031.002
Hypertension276 (40.5%)260 (38.1%)0.0480.979
Family history of coronary artery disease229 (33.6%)244 (35.8%)0.0461.030

Comorbid Conditions and Vascular History
Cerebrovascular accident/Transient ischemicattack 47 (6.9%)45 (6.6%)0.0120.960
Angina174 (25.5%)174 (25.5%)0.0001.000
Cancer15 (2.2%)14 (2.1%)0.0100.935
Dementia6 (0.9%)9 (1.3%)0.0421.493
Previous myocardial infarction143 (21.0%)138 (20.2%)0.0180.974
Asthma42 (6.2%)35 (5.1%)0.0440.842
Depression64 (9.4%)64 (9.4%)0.0001.000
Peptic ulcer disease36 (5.3%)35 (5.1%)0.0070.974
Peripheral vascular disease64 (9.4%)54 (7.9%)0.0520.857
Previous coronary revascularization45 (6.6%)45 (6.6%)0.0001.000
Chronic congestive heart failure20 (2.9%)14 (2.1%)0.0560.706

Laboratory Tests
Glucose9.1 ± 5.49.2 ± 5.60.0191.095
White blood count10.7 ±i 3.810.8 ± 4.10.0241.154
Hemoglobin144.2 ± 16.4143.1 ± 18.40.0641.249
Sodium139.0 ± 3.4139.0 ± 3.90.0021.364
Potassium4.1 ± 0.54.1 ± 0.50.0141.166
Creatinine93.2 ± 38.393.2 ± 43.90.0011.310

Prescriptions for Cardiovascular Medications at Hospital Discharge
Statin184 (27.0%)188 (27.6%)0.0131.014
Beta-blocker425 (62.3%)437 (64.1%)0.0360.980
Angiotensin Converting Enzyme (ACE) inhibitor/Angiotensin receptor blockers335 (49.1%)322 (47.2%)0.0380.997
Plavix30 (4.4%)29 (4.3%)0.0070.968
Acetylsalicyclic Acid (ASA)513 (75.2%)514 (75.4%)0.0030.996
Note. Continuous variables are presented as means ± standard deviation; dichotomous variables are presented as N (%).
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