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Table 3 Comparison of radiographic bone densities between suppurative type with drain and suppurative type without drain at different time periods

From: Decompressive effects of draining tube on suppurative and sclerosing osteomyelitis in the jaw

Suppurative OM

With drain

Without drain

P - value

Immediately post-operative

− 182.06 ± 86.38

− 139.2 ± 78.02

0.339

Three-months follow-up

− 133 ± 99.89

−149.61 ± 65.82

0.735

Six-months follow-up

−99.91 ± 100.22

− 157.5 ± 103.34

0.285

One-year follow-up

−34.51 ± 58.99

−138.21 ± 93.17

0.010*

  1. * Statistical significance was performed with the t-test test (p < 0.05). ANOVA test to check if there are statistical significance between the groups at different time points. The absolute values for radiographic bone densities are presented as mean ± standard deviation grayscale value (GSV)