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. Author manuscript; available in PMC: 2019 Jan 14.
Published in final edited form as: Alcohol Clin Exp Res. 2010 May 7;34(7):1182–1192. doi: 10.1111/j.1530-0277.2010.01195.x

Table 1.

Descriptive Statistics of Predictor and Control Measures by Gender

Females Males
Baseline sample size N = 3,469 N = 3,020
Follow-up sample size N = 2,854 N = 2,429
Total sample loss (percent of baseline) N = 615 (18%) N = 591 (20%)
Death N = 183 (5%) N = 239 (8%)
Refusala N = 432 (12%) N = 352 (12%)

Mean SD Mean SD Gender difference

High school IQ (normalized) −0.01 0.98 0.01 1.02 NS
Baseline years of educationb 13.30 1.99 14.01 2.53 t(5711) = 12.40***
Employment status
 Employed–employed (reference) 36% 48% χ2(3) = 271.14***
 Unemployed–unemployed 17% 5%
 Employed–unemployed 43% 46%
 Unemployed–employed 4% 1%
Marital status
 Married–married (reference) 66% 78% χ2(4) = 156.63***
 Married–not married 10% 4%
 Not married–not married 17% 10%
 Not married–married 2% 3%
 Multiple marriage transitions 4% 5%
Baseline income (1000’s) loggedb 3.43 1.45 3.91 1.20 t(6472) = 14.38***
Experienced debt 6% 9% χ2(1) = 15.94***
Baseline attended religious services 88% 82% χ2(1) = 38.83***
Baseline good health 89% 89% NS
Experienced major medical diagnosis 21% 27% χ2(1) = 24.58***
Hospitalized year prior to follow-up 11% 15% χ2(1) = 12.64***
Baseline exceeded CES-D cutoff 15% 10% χ2(1) = 28.22***
Baseline history of lifetime alcohol-related problems 20% 32% χ2(1) = 111.85***
*

p < 0.05,

**

p < 0.01,

***

p < 0.001

a

Includes cases with incomplete data.

b

Satterthwaite estimated degrees of freedom for unequal variances.