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Table 4 Clinical and laboratory time in minutes in the test and control groups

From: Auxiliary occlusal devices for IO scanning in a complete digital workflow of implant-supported crowns: a randomized controlled trial

 

Test

Mean ± SD (95%CI)

Control

Mean ± SD (95%CI )

p-value

Clinical Chairside Time

   

Impression

19.33 ± 4.81

(16.28,22.39)

14.75 ± 2.34

(13.26,16.24)

0.009

Crown Delivery

22.08 ± 3.23

(20.03,24.14)

27.75 ± 3.72

(25.39,30.11)

0.001

Total

41.42 ± 7.04

(36.94,45.89)

42.50 ± 5.57

(38.96,46.04)

0.680

Laboratory Time

   

Plaster cast and model scan

0

33.00 ± 2.26

(31.57,34.43)

0.000

CAD

33.33 ± 3.20

(31.30,35.37)

53.17 ± 4.04

(50.60,55.73)

0.000

Manual adjustment

12.75 ± 3.96

(10.24,15.26)

19.75 ± 4.25

(17.05,22.45)

0.000

Total

46.08 ± 5.45

(42.62,49.55)

105.92 ± 6.10

(102.04,109.79)

0.000

  1. SD: Standard deviation; 95% CI: 95% Confidence interval. An independent-sample t test was conducted to compare the time taken for the clinical and laboratory phases between the test and control groups