Effect of periodontal treatment on the clinical parameters of patients with rheumatoid arthritis: study protocol of the randomized, controlled ESPERA trial

Table 1 Study schedule

	V0	V1	V2	V3	V4	V5
“Immediate” treatment group
Review of pre-inclusion criteria	x
Review of selection criteria		x
Written informed consent		x
Initial questionnaire		x
DAS28 assessment		x			x
ACR assessment		x			x
HAQ and GOHAI self-questionnaires		x			x
Full periodontal assessment		x			x
Periodontal treatment			x
Oral hygiene instructions			x	x
Final questionnaire					x
Next visit appointment	x	x	x	x
“Delayed” treatment group
Review of pre-inclusion criteria	x
Review of selection criteria		x
Written informed consent		x
Initial questionnaire		x
DAS28 assessment		x			x
ACR assessment		x			x
HAQ and GOHAI self-questionnaires		x			x
Full periodontal assessment		x			x
Periodontal treatment					x
Oral hygiene instructions					x	x
Final questionnaire					x
Next visit appointment	x	x			x

ISSN: 1745-6215