Table 1: Baseline characteristics of study participants by survival status, Aerobics Center Longitudinal Study, 1987–1999.

AllSurvivor
Decedent
P value

N 11,24010,972268
Age, years45.7 (9.7)45.5 (9.6)53.5 (11.1)<0.0001
Female, %23.523.714.60.0005
BMI, kg/m225.8 (4.1)25.8 (4.0)26.4 (4.7)0.02
Treadmill time, minutes18.1 (5.2)18.1 (5.2)16.5 (5.7)<0.0001
Total cholesterol, mmol/L5.4 (1.0)5.4 (1.0)5.6 (1.0)0.0003
Fasting blood glucose, mmol/L5.5 (0.9)5.5 (0.9)5.7 (1.3)0.01
Blood pressure, mmHg
 Systolic119 (14)119 (14)125 (16)<0.0001
 Diastolic80 (10)80 (10)83 (10)<0.0001
Hypertensiona, %26.426.141.0<0.0001
Diabetes mellitusb, %2.62.55.60.002
Hypercholesterolemiac, %29.229.036.90.005
Family history of CVD, %11.311.214.60.08
Ideal modifiable lifestyle factors, %
 Nonsmoker88.688.684.70.045
 18.5 ≤ BMI < 2547.047.145.90.71
 Moderate and high fit91.391.486.90.01
 Healthy diet (3-4 components)37.637.543.30.05

Mean (standard deviation) for continuous variables; percentage for categorical variables.
CVD: cardiovascular disease; BMI: body mass index.
Hypertension is defined as systolic blood pressure ≥140 mmHg, diastolic blood pressure ≥90 mmHg, or a history of physician diagnosis.
Diabetes mellitus is defined as a fasting plasma glucose concentration ≥7.0 mmol/L, a history of physician diagnosis, or insulin use.
Hypercholesterolemia is defined as total cholesterol ≥6.20 mmol/L, or a history of physician diagnosis.