Table 2.

Disposition of 2,623 adults free of NAFLD with measured periodontal status at baseline, followed for a median of 7.7 years in the Study of Health in Pomerania, 1997–2012

		Proportion of sites with CAL ≥3mm (n=2,233)			Proportion of sites with PD ≥4mm (n=2,330)
	Edentulous (n=293)	No site (n=258)	<30% (n=767)	≥30% (n=1,208)	No site (n=766)	<30% (n=1,293)	≥30% (n=271)
	No. (%)	No. (%)	No. (%)	No. (%)	No. (%)	No. (%)	No. (%)
Total PY	1,716.3	1,942.0	5,715.3	8,599.6	5,687.1	9,466.2	1,725.5
NAFLD cases	30 (10.4)	57 (21.9)	203 (26.5)	298 (24.6)	182 (23.8)	335 (25.9)	58 (21.5)
Dropout	216 (73.7)	93 (36.1)	226 (29.5)	457 (37.8)	255 (33.3)	433 (33.5)	142 (52.3)

Number of cases and person-years were the averages from 40 rounds of multiple imputation

PY-person-years

CAL-clinical attachment level; PD-probing pocket depth