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Table 3 Comparison of the differences between mean maximum mouth opening amplitude, left laterality, right laterality, and weight (in millimeters and kilograms) between experimental and control groups over the course of the study

From: Puricelli biconvex arthroplasty: an experimental study in sheep

Variable

Delta (post—pre)

C45 n = 2

E45 n = 5

E90 n = 5*

P

Mouth opening

T1—T0

-0.50 ± 2.12 (-0.50)

2.20 ± 6.72 (-2.00)

0.60 ± 5.59 (-1.00)

0.891

T2—T0

0.00 ± 0.00 (0.00)

3.40 ± 6.58 (2.00)

2.80 ± 5.81 (5.00)

0.838

Left laterality

T1—T0

-1.00 ± 0.00 (-1.00)

7.20 ± 7.19 (5.00)

4.80 ± 2.39 (5.00)

0.133

T2—T0

0.00 ± 1.41(0.00)

-2.40 ± 8.73(-2.00)

0.20 ± 6.46 (1.00)

0.942

Right laterality

T1—T0

0.50 ± 0.71 (0.50)

3.60 ± 4.45 (5.00)

2.50 ± 4.65 (3.50)

0.791

T2—T0

2.50 ± 2.12b (2.50)

-10.60 ± 4.67a (-12.00)

-13.00 ± 3.56a (-14.00)

0.004

Weight

T2—T0

-3.10 ± 3.39 (-3.10)

-1.58 ± 2.72 (-1.10)

-2.65 ± 2.46 (-2.35)

0.872

  1. Data is presented as mean ± standard deviation (median) and compared using an analysis of variance (ANOVA) followed by Tukey post-hoc tests. Different letters represent the presence of statistical differences (p < 0.05)
  2. *For the variable weight, the sample size of group E90 was n = 4
  3. **A post-hoc test was not possible due to a lack of variability (n = 1)