Table 3.

Comparison of colony-forming units count between the three groups (n=30 in each group) at all three locations

Location	Rinse	Mean±SD	F	P
Doctor’s chest	CHX	27.5±2.80	845.281	<0.001
	HP	42.8±3.20
	DW	62.17±3.75
Patient’s chest	CHX	83.23±5.21	3472.787	<0.001
	HP	168.7±4.32
	DW	201.52±7.13
Assistant’s chest	CHX	11.12±1.45	901.256	<0.001
	HP	21.12±2.23
	DW	37.16±3.17

Statistically significant: P<0.05. SD: Standard deviation, CHX: Chlorhexidine, HP: Hydrogen peroxide, DW: Distilled water