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. 2019 Apr 11;47(4):469–473. doi: 10.1177/1403494819840895

Table I.

Average annual consumption (centilitres of 100% alcohol).

Population group Responses
Design weight Weighted
(%) N Basic weights
Random forest
Logistic regression
Estimate Differencea
Estimate Differencea
Estimate
(95% CI)
Differencea
Absolute % Absolute % Absolute %
All 60% 2285 242.5 244.4 1.9 0.8% 236.3 –6.2 –2.6% 241.9 (224.9, 258.9) –0.6 –0.2%
Sex Men 60% 1171 359.7 365.7 6.0 1.6% 353.0 –6.7 –1.9% 360.8 (331.0, 390.7) 1.1 0.3%
Women 60% 1114 120.9 125.2 4.3 3.4% 121.7 0.8 0.7% 125.1 (111.0, 139.1) 4.2 3.4%
Age group (years) 15–24 54% 457 228.1 231.6 3.5 1.5% 228.7 0.6 0.3% 235.4 (203.7, 267.2) 7.3 3.1%
25–39 58% 570 290.1 291.9 1.8 0.6% 275.6 –14.5 –5.3% 292.3 (254.1, 330.5) 2.2 0.8%
40–54 58% 473 274.1 273.2 –0.9 –0.3% 271.1 –3.0 –1.1% 268.7 (231.2, 306.3) –5.4 –2.0%
55–79 67% 785 202.5 200.0 –2.5 –1.3% 191.1 –11.4 –6.0% 194.3 (167.6, 221.0) –8.2 –4.2%
Educational level Low 54% 588 195.2 201.9 6.7 3.3% 193.5 –1.7 –0.9% 201.4 (170.9, 231.8) 6.2 3.1%
Middle 58% 1007 267.7 268.2 0.5 0.2% 260.7 –7.0 –2.7% 267.6 (240.7,2 94.5) –0.1 –0.0%
High 70% 690 247.0 246.8 –0.2 –0.1% 240.8 –6.2 –2.6% 244.3 (213.2, 275.5) –2.7 –1.1%
a

Difference calculated between design weight and weight in question.

CI: confidence interval.