Changes in symptoms of anxiety, depression, and PTSD in an RCT-study of dentist-administered treatment of dental anxiety

Table 6 Descriptive Intention-To-Treat (ITT) analyses of changes in anxiety and depressive symptoms and completers analysis in post-traumatic stress disorder symptoms in all patients and in those with elevated symptoms before treatment

	T0	T1	T2	Difference T2-T0
	Median	Median	Median	Median
	(Min,Max)	(Min,Max)	(Min,Max)	(Min,Max)
All
HADS-A (anxiety) (n = 96)	9.0	7.0	7.0	1.0
HADS-A (anxiety) (n = 96)	(0,20)	(0,18)	(0,17)	(-11,11)
HADS-D (depression) (n = 96)	3.5	2.0	2.5	0.0
HADS-D (depression) (n = 96)	(0,16)	(0,16)	(0,16)	(-10,7)
PCL-S (PTSD) (n = 96)	44.0	40.5	-	1.0
PCL-S (PTSD) (n = 96)	(18,74)	(17,69)	-	(-17,37)
Anxiety-symptoms	10.0	9.0	9.0	2.0
(HADS-A T0 ≥ 8, n = 47)	(8,17)	(0,17)	(2,17)	(-7,9)
Depression-symptoms	10.0	9.0	8.0	2.0
(HADS-D T0 ≥ 8, n = 25)	(8,16)	(1,16)	(1,16)	(-2,7)
PTSD-symptoms	48.0	44.0	-	5.0
(PCL-S T0 ≥ 35, n = 37/25/25)	(36,74)	(29,69)	-	(-16,37)

T0 Pre-treatment, T1 Post-treatment, T2 One-year post-treatment, D-CBT Dentist-administered cognitive behavioural therapy, FHM The four habits model/midazolam, HADS-A Hospital anxiety and depression scale, anxiety subscale, HADS-D Hospital anxiety and depression scale, depression subscale, PCL-S The PTSD-checklist for DSM-IV, specific version, PTSD Post-traumatic stress disorder

ISSN: 1472-6831