Protocol for diagnostic test accuracy study: the efficacy of screening for common dental diseases by Dental Care Professionals

Table 2 Confounding factors

Pregnant	Yes □	No □
Smoker	Yes □	No □	If yes, number per day
Dentures	Yes □	No □	Full □ exclude	Partial: number of dentures 1 □ 2 □
Total number of teeth
Number of restorations and crowns			None □
			1 - 9 □
			10 + □

ISSN: 1472-6831