The NTI-tss device for the therapy of bruxism, temporomandibular disorders, and headache – Where do we stand? A qualitative systematic review of the literature

Table 13 Assessment of the quality of the articles about randomized controlled trials (RCTs) according to the quality score proposed by Jadad et al [15]

Study	Study described as randomized?	Method described *and* appropriate?	Study described as blind?	Method described *and* appropriate?	Description of withdrawals/dropouts?	Jadad score
Baad-Hansen et al [22]	Yes	Not described	Yes	Yes	No withdrawals or dropouts	4
Kavaklı [21]	Yes	Not described	No	---	No withdrawals or dropouts	2
Jokstad et al [10, 20]	Yes	Yes	Yes	Yes	Yes	5
Magnusson et al [9]	Yes	Yes	No	---	Yes	3
Shankland [16, 18]	Yes	Not described	No	---	No	1

ISSN: 1472-6831