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Table 3 Mean differences between the pre-pubertal and post-pubertal groups

From: Rapid maxillary expansion outcomes according to midpalatal suture maturation levels

  Time Pre-pubertal group (n = 18) Post-pubertal group (n = 14) P*
Interdental width T0 1.98 ± 0.58 1.78 ± 0.82 0.429
T1 2.82 ± 0.54 2.53 ± 0.71 0.206
P** < 0.001 0.005  
Nasal spine width T0 4.55 ± 1.28 4.48 ± 1.54 0.895
T1 5.47 ± 1.22 5.51 ± 1.33 0.933
P** < 0.001 0.001  
Nasal base width T0 17.84 ± 3.4 18.9 ± 4.61 0.462
T1 19.64 ± 3.31 20.73 ± 5.29 0.478
P** < 0.001 0.001  
Maxillary width T0 58.21 ± 3.73 59.38 ± 3.39 0.383
T1 61.12 ± 3.44 62.3 ± 3.04 0.337
P** < 0.001 0.001  
Palatal intermolar width T0 30.44 ± 2.76 30.74 ± 2.73 0.769
T1 34.44 ± 3.77 35.55 ± 3.16 0.396
P** < 0.001 < 0.001  
Buccal intermolar width T0 49.05 ± 3.2 50.12 ± 3.61 0.389
T1 53.92 ± 3.69 54.76 ± 3.67 0.536
P** < 0.001 < 0.001  
  1. *Unpaired sample t test values
  2. **Paired sample t test values