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Table 3 Sex ratio of daily smoking.

From: Smoking trends among adolescents from 1990 to 2002 in ten European countries and Canada

Country

1990

1994

1998

2002

Sex X period (p-value)

Sweden

1.44

1.34

1.87**

2.49**

.073

UK

1.25

1.30*

1.49**

1.64**

.086

Norway

0.92

0.94

1.15

1.29

.080

Austria

0.62

0.99

1.29

1.27

.016

Belgium

1.33

0.78*

1.02

1.13

.004

Finland

0.89

0.80

1.00

1.10

.263

Switzerland

0.33*

1.29

1.00

1.01

.005

Hungary

0.68*

0.74*

0.51**

0.88

.023

Canada

1.40*

1.32*

1.27*

0.86

.083

Latvia

0.18**

0.34**

0.55**

0.65*

.001

Poland

0.34**

0.44**

0.53**

0.49**

.325

Total

0.88*

0.90*

1.08

1.07

<.001

  1. Sex ratio (daily smoking prevalence girls/daily smoking prevalence boys) in the 4 survey periods, gender significance per period and country, controlling for age. P-value of interaction of sex with period, separately for country and controlling for age.
  2. * p < 0.01; ** p < 0.001 (p-value indicating significant differences between boys and girls or to what extent the ratio differs from 1)
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BMC Public Health

ISSN: 1471-2458

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