Table 6 The decrease in salivary MDA between two studied groups along the periods of the study
Salivary MDA | Photobiomodulation group (n = 22) | Control group (n = 22) | U | p |
|---|---|---|---|---|
Baseline | ||||
 Min. – Max | 2.0 – 13.30 | 1.10 – 7.30 | 105.50 | 0.001 |
 Mean ± SD | 7.33 ± 2.92 | 4.79 ± 1.70 | ||
 Median (IQR) | 7.75(4.7 – 9.0) | 4.90(4.1 – 6.0) | ||
After 6 Weeks | ||||
 Min. – Max | 1.50 – 11.90 | 0.60 – 6.0 | 94.00 | 0.001 |
 Mean ± SD | 5.98 ± 2.97 | 2.89 ± 1.83 | ||
 Median (IQR) | 6.0(3.5 – 7.9) | 2.40(1.5 – 4.9) | ||
After 12 Weeks | ||||
 Min. – Max | 1.20 – 8.30 | 0.50 – 3.40 | 101.00 | 0.001 |
 Mean ± SD | 3.50 ± 2.20 | 1.61 ± 0.82 | ||
 Median (IQR) | 2.90(1.5 – 5.4) | 1.45(0.90 – 2.1) | ||
Decrease | 3.83 ± 2.17 | 3.18 ± 1.94 | 200.00 | 0.324 |