Intervention

N

Mean

Std. Dev

95% C.I.

Minimum

Maximum

1

15

38.47

3.11

36.74

40.19

33

44

7

15

38.20

3.12

36.47

39.93

33

44

14

15

37.40

2.97

35.75

39.05

32

43

21

15

36.80

3.10

35.08

38.52

31

43

28

15

36.40

3.07

34.70

38.10

31

42

35

15

35.80

3.23

34.01

37.59

30

42

Total

90

37.18

3.16

36.52

37.84

30

44