Table 1.

Questionnaire 2- evaluation of electronic apex locator device usage

	Frequency	%
Number of root canal treatments performed per week
1–2	40	13.5
3–5	61	20.5
6–10	82	27.6
> 10	114	38.4
The preference of working length determination technique ( ~)
Electronic apex locator	233	78.5
Apex locator integrated-endomotor	118	39.7
Panoramic radiography	17	5.7
Paper point	22	7.4
Finger sensitivity	61	20.5
Periapical radiography	179	60.3
The preference for electronic working length determination
Yes	284	95.6
No	13	4.4
In addition to using an apex locator, the stage/stages of taking periapical radiographs ( ~)
Postoperative	183	64.2
Determining the working length	85	29.8
Gutta-percha confirmation	205	71.9
I do not take periapical radiographs	31	10.9
Pre-operative	83	29.1
During root canal treatment, the stage/stages of additional measurements with an apex locator ( ~)
Before obturation	76	26.7
After extirpation	145	50.9
After the access cavity preparation	153	53.7
After coronal enlargement	101	35.4
The file type used for electronic working length determination with the apex locator device
Hand file	242	84.9
Engine-driven nickel-titanium	43	15.1
Do you perform kinematic (with the apex locator cable attached) shaping with your integrated apex locator motor?
Yes	131	46
No (survey ends)	154	54

 ~ Multiple answers