| Control | Bicarbonate | Chlorhexidine | BIC + CLX |
Median (IQR) | 16.7 (16.7)A | 14.3 (10.7)AB | 20.3 (15.1)A | 8.3 (8.3)B |
Mean (SD) | 19.3 (11.9) | 15.5 (8.3) | 21.7 (16.3) | 12.3 (11.9) |
P-value (KW) | 0.0337 |