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Table 1 Chi-square difference tests between our sample and the population based on the stratification criteria institution and sex

From: Problem drinking among Flemish students: beverage type, early drinking onset and negative personal & social consequences

Stratification criteria Total population (N = 87,119)
% (n)
Sample (n = 19,253)
% (n)
P-value (χ2 test)
Institution    < 0.001
 University of Antwerp 13.05% (11,366) 9.85% (1896)  
 University of Ghent 30.56% (26,627) 37.30% (7181)  
 University of Leuven 35.34% (30,785) 26.95% (5189)  
 ‘KdG’ College 11.89% (10,359) 11.68% (2249)  
 ‘KHLimburg’ College 6.34% (5521) 10.84% (2087)  
 ‘Group T’ College 2.82% (2461) 3.38% (651)  
Sex    < 0.001
 Men 44.97% (39,176) 35.67% (6867)  
 Women 55.03% (47,943) 64.33% (12,386)