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Table 3 Demographic data distribution in the study groups

From: Effect of platelet rich plasma injection on bone formation in the expanded mid-palatal suture in rabbits: a randomized controlled animal study

 

Control

(n = 10)

Study (PRP injection)

(n = 10)

t

P

Amount of expansion in mm (Distance between mesio-incisal angles of both right and left central incisors T1-T0)

Mean ± SD

4.1 ± 0.28

4.06 ± 0.37

0.2508

0.8048

Initial animals’ weight (kg)

Mean ± SD

2.240 ± 0.196

2.180 ± 0.114

0.8393

0.4123

Animals’ weight before euthanasia (kg)

Mean ± SD

3.300 ± 0.221

3.210 ± 0.179

1.0000

0.3306

 

Paired t test

P < 0.0001*

  

Animal sex

    

 Male

10 (100%)

10 (100%)

  

 Female

0 (0%)

0 (0%)

  

Animal age at start of study (days)

Mean ± SD

59.10 ± 2.73

59.20 ± 2.49

0.0857

0.9326

  1. * Statistically significant at p ≤ 0.05
  2. SD Standard deviation
  3. t Student t-test
  4. P p value for comparing between the studied groups