N

Mean

SD

SEM

Lower Bound*

Upper Bound*

Minimum

Maximum

3 shape extra oral alginate cast

16

0.29

0.07

0.02

0.25

0.32

0.21

0.40

3 shape extraoral alginate impression

16

0.63

0.38

0.09

0.43

0.83

0.22

1.14

3 shape extraoral rubber cast

16

0.66

0.56

0.14

0.37

0.96

0.17

2.28

3 shape extraoral rubber impression

16

0.64

0.40

0.10

0.43

0.86

0.12

1.22

3 shape intraoral

16

0.62

0.38

0.10

0.41

0.82

0.21

1.30

sirona intraoral

16

0.58

0.35

0.09

0.40

0.77

0.21

1.08

eos alginate cast

16

0.57

0.36

0.09

0.38

0.76

0.19

1.13

eos alginate impression

16

0.78

0.54

0.13

0.49

1.06

0.23

1.72

eos rubber cast

16

0.64

0.53

0.13

0.36

0.92

0.15

2.21

eos rubber impression

16

0.55

0.45

0.11

0.31

0.79

0.2

1.41