Table 2 The survival of C-BLSM and 3D-BLSM at different time intervals.

From: Effectiveness of traditional band and loop space maintainer vs 3D-printed space maintainer following the loss of primary teeth: a randomized clinical trial

 

Status

Total

p value

Failure

Survived

Baseline

C-BLSM

n

0

31

31

%

0

100.0%

100.0%

3D-BLSM

n

0

31

31

%

0

100.0%

100.0%

Total

n

0

62

62

 

%

0

100.0%

100.0%

 

3 months

C-BLSM

n

10

21

31

0.068

%

32.3%

67.7%

100.0%

3D-BLSM

n

4

27

31

%

12.9%

87.1%

100.0%

Total

n

14

48

62

 

%

22.6%

77.4%

100.0%

 

6 months

C-BLSM

n

14

17

31

0.013

%

45.2%

54.8%

100.0%

3D-BLSM

n

5

26

31

%

16.1%

83.9%

100.0%

Total

n

19

43

62

 

%

30.6%

69.4%

100.0%

 

9 months

C-BLSM

n

15

16

31

0.034*

%

48.4%

51.6%

100.0%

3D-BLSM

n

7

24

31

%

22.6%

77.4%

100.0%

Total

n

22

40

62

 

%

35.5%

64.5%

100.0%

 
  1. *Statistically significant at p < 0.05.