Table 8 Differences in variables of interest depending on past drill participation

Last year

Yes

2.65

1.33

t(491) = 0.37, p = .71

No

2.59

1.13

Last 5 years

Yes

2.73

1.27

t(138.78) = 1.20, p = .23

No

2.56

1.12

M

SD

Means comparison

Last year

Yes

3.15

1.35

t(490) = 2.59, p = .01, d = 1.18

No

2.70

1.16

Last 5 years

Yes

3.03

1.17

t(490) = 2.62, p < .01, d = 1.18

No

2.68

1.18

M

SD

Means comparison

Last year

Yes

3.89

1.11

t(58.81) = 2.57, p < .05, d = 1.27

No

3.42

1.28

Last 5 years

Yes

3.92

1.10

t(133.39) = 3.85, p < .001, d = 1.26

No

3.37

1.14

M

SD

Means comparison

Last year

Yes

3.84

1.20

t(511) = 1.71, p = .09

No

3.56

1.16

Last 5 years

Yes

3.79

1.14

t(510) = 1.99, p < .05, d = 1.17

No

3.54

1.17

M

SD

Means comparison

Last year

Yes

2.72

1.08

t(66.09) = 1.23, p = .22

No

2.90

0.85

Last 5 years

Yes

2.90

0.99

t(141.18) = 0.26, p = .81

No

2.88

0.85

Yes

No

Ratio comparison

Last year

Yes

42

26

X²(1) = 12.21, p < .001, V = .14

No

237

360

Last 5 years

Yes

70

54

X²(1) = 12.92, p < .001, V = .14

No

209

330