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Table 4 T-tests on the differences in the mean values of the attitudes between the higher science literacy group and the lower science literacy group towards gene-edited foods

From: Effects of information on consumer attitudes towards gene-edited foods: a comparison between livestock and vegetables

  Item Group mean sd Df t (Welch’s test) p-value Group mean difference [95% CI] Cohen’s d
L 1. Increasing size of livestock by 20% (increase by a factor of 1.2) High 2.95 1.15 4112.31 1.60 0.109 0.052 [− 0.012, 0.116] 0.048
Low 2.90 1.01
2. Increasing size of livestock by 50% (increase by a factor of 1.5) High 2.76 1.17 4107.94 0.02 0.985 0.001 [− 0.064, 0.065] 0.001
Low 2.76 1.02
3. Making livestock more resistant to disease High 3.72 1.03 4218.48 4.02 0.000 0.120 [0.062, 0.179] 0.121
Low 3.60 0.96
4. Improving nutritional value of livestock High 3.46 1.12 4118.04 0.92 0.356 0.029 [− 0.033, 0.091] 0.028
Low 3.43 0.98
5. Improving the taste of livestock High 3.50 1.12 4141.29 1.60 0.110 0.051 [− 0.012, 0.114] 0.048
Low 3.45 1.00
V 1. Increasing size of vegetables by 20% (increase by a factor of 1.2) High 3.26 1.10 4123.92 4.26 0.000 0.133 [0.072, 0.194] 0.129
Low 3.13 0.97
2. Increasing size of vegetables by 50% (increase by a factor of 1.5) High 3.07 1.14 4099.44 2.85 0.004 0.091 [0.028, 0.154] 0.086
Low 2.98 0.99
3. Making vegetables more resistant to disease High 3.81 1.01 4240.20 5.90 0.000 0.172 [0.115, 0.229] 0.178
Low 3.64 0.94
4. Improving the nutritional value of vegetables High 3.75 1.01 4198.22 3.09 0.002 0.094 [0.034, 0.153] 0.093
Low 3.66 0.96
5. Improving the taste of vegetables High 3.70 1.08 4147.82 2.59 0.010 0.079 [0.019, 0.140] 0.078
Low 3.62 0.96
  1. Sample size for each group: n = 2051 (higher science literacy group), n = 2463 (lower science literacy group)