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Table 5 Sub-group analyses for control period and intervention period

From: Menu-engineering in restaurants - adapting portion sizes on plates to enhance vegetable consumption: a real-life experiment

Categorical variables: means and standard deviations are reported

Vegetable consumption in grams (plate)

Vegetable consumption in grams (total, incl. side dishes)

Meat/ fish consumption in grams

 

Control period

Intervention period

Control period

Intervention period

Control period

Intervention period

Gender

      

Male

64.1 (19.4)a

116.1 (41.7)a

134.6 (45.8)a

175.5 (60.7)a

211.0 (46.8)a

183.1 (44.3)a

Female

62.2 (20.8)a

110.1 (43.0)a

133.1 (45.1)a

169.7 (58.4)a

199.8 (47.6)b

183.0 (43.2)a

Children

      

Yes

64.0 (19.3)a

115.7 (41.0)a

136.1 (45.8)a

177.2 (59.1)a

204.7 (47.6)a

183.7 (43.4)a

No

61.1 (21.5)a

106.7 (45.0)b

128.6 (44.3)a

161.2 (59.1)b

206.9 (47.6)a

184.3 (44.5)a

Reason of visit

      

Business

68.8 (11.1)a

133.8 (37.7)a

148.4 (38.2)a

210.4 (44.0)a

195.8 (29.0)a

182.7 (45.0)a

Leisure

63.0 (20.2)a

112.3 (42.4)a

133.7 (45.5)a

171.2 (59.3)b

205.4 (47.8)a

183.0 (43.4)a

  1. Standard deviations are reported in brackets. Means with a different superscript a, b indicate a significant difference (p < .05)