Psychometric evaluation of the Lebanese Arabic version of the Dental Fear Survey: a cross-sectional study

BMC Oral Health

Table 2 Internal consistency of the DFS-A (N = 442)

Item-total statistics	Scale mean if item deleted	Scale variance if item deleted	Corrected item-total correlation	Cronbach's alpha if item deleted
1. Postpone making an appointment	37.25	293.88	0.69	0.93
2.Canceled or failed to appear	37.57	302.22	0.61	0.93
3.Muscle tenseness	36.99	299.04000	0.49	0.93
4.Increased breathing rate	37.33	297.62	0.62	0.93
5.Perspiration	37.55	303.57	0.55	0.93
6.Nausea	37.46	304.6	0.48	0.93
7. Heart beat faster	37.21	293.73	0.65	0.93
8.Making an appointment	37.17	273.52	0.45	0.94
9.Approaching dental office	37.4	293.29	0.78	0.93
10.Sitting in the waiting room	37.04	289.28	0.58	0.93
11.Sitting in dental chair	36.91	285.27	0.82	0.92
12.Smell of dental office	37.27	299.01	0.58	0.93
13.Seeing the dentist	37.47	298.40	0.67	0.93
14.Seeing anesthetic needle	36.49	287.18	0.70	0.93
15. Feeling anesthetic needle	36.35	288.40	0.67	0.93
16.Seeing drill	36.59	283.45	0.77	0.93
17.Hearing drill	36.51	284.47	0.75	0.93
18. Feeling drill	36.5	285.13	0.71	0.93
19.Having teeth cleaned	37.37	299.3	0.64	0.93
20.Overall fear of dentistry	36.94	287.40	0.81	0.93

ISSN: 1472-6831