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Table 3 Comparison of students’ food safety KAP scores between before and after the intervention among the two groups

From: Effect of WeChat-based intervention on food safety knowledge, attitudes and practices among university students in Chongqing, China: a quasi-experimental study

Variables

Intervention group (n = 147) (mean ± SD)

Control group (n = 297) (mean ± SD)

Before intervention

After intervention

p

Before intervention

After intervention

p

Knowledge

10.7 ± 2.1

11.2 ± 2.1

0.01

10.4 ± 2.3

11.2 ± 2.4

0.0003

Attitudes

40.0 ± 4.7

39.3 ± 5.3

0.07

38.9 ± 5.1

38.4 ± 5.4

0.11

Practices

27.2 ± 3.9

28.2 ± 4.2

0.01

26.6 ± 4.2

27.7 ± 4.4

0.0001