Plaque Index, Oral Hygiene Habits, and Depressive Symptomatology as Predictors of Clinical Attachment Loss: A Pilot Study

Table 2

Internal consistency reliability through coefficient ordinal omega.

Scale	DPS (n = 35)	MHS (n = 26)	GPS (n = 29)
BDI-II	0.800	0.881	0.909
OHHS	0.851	0.932	0.901

Note. Samples: DPS = sample of dental patients with periodontitis, MHS = sample of mental health patients with depressive symptomatology, and GPS = general population sample. Variables: BDI-II = Beck Depression Inventory-II and OHHS = Oral Hygiene Habits Scale. Without item 9 (thoughts or wishes of suicide) because it was a constant (0 = “never”).