Table 1. Frequency distribution of respondents according to responses on use of antibiotics (n = 140).

Variable	Response	Category	Prevalence (%)	P
Knowledge on prophylactic use of antibiotics	Correct	Dentist	69.2	0.001
		PHDO	31.3
		Public	33.3	0.005
		Private	57.1
Patients' influence on antibiotic prescription	Strong to very strong	Male	27.6	0.001
		Female	66.7
		Dentists	31.3	0.001
		PHDO	72.2
Indications for culture and sensitivity	Correct	Public	44.4	0.02
		Private	69.2
Use of systemic antibiotics in dry socket	Yes	≤2 years of last antibiotic course	66.0	0.01
		>2 years of last antibiotic course	50.0
Antibiotic use in endodontic therapy	Always and frequently	≤5 years of graduation	49.0	0.001
		>5 years of graduation	33.3