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Table 3 Applied assessments for OHRQoL and relevant results for the included studies

From: Oral health-related quality of life in adult patients with end-stage kidney diseases undergoing renal replacement therapy – a systematic review

Author, yearAssessment of OHRQoLInternal reliability of OHRQoL measurement Cronbach’s αOHRQoL worse than controlAssociation/correlation between OHRQoL and general HRQoLAssociation/correlation between OHRQoL and oral healthAssociation and/or correlation between OHRQoL and disease related parameters
Guzeldemir et al. 2009 [17]OHIP 14: 19.40 ± 7.74 (8–29)*
GOHAI: 15.72 ± 8.68 (3–31)
OHIP 14: 0.73, GOHAI: 0.82n/an/aOHIP 14 and GOHAI: M-T, OHIP 14: PIOHIP 14: creatinine
Hajian-Tilaki et al. 2014 [18]OHIP 14: 31.32 ± 12.53 (14–68)*
GOHAI: 29.07 ± 8.5 (14–50)
OHIP 14: 0.96, GOHAI: 0.85n/an/aOHIP 14: OHI-S, dry mouth, taste change, halitosis, PI, PDI, DMF-T
GOHAI: OHI-S, dry mouth, taste change, PI, PDI, DMF-T
OHIP 14: diabetes
Pakpour et al. 2015 [19]OHIP 14: 19.10 ± 10.21n/ayesPCS and MCS of SF-36 with OHIP 14DMF-T, PI, CPI, GI, oral behaviour (regular tooth brushing)age, BMI, diabetes, Kt/v
Schmalz et al. 2016 [20]OHIP 14: HD: 2.46 ± 4.68, KTx: 2.54 ± 3.68n/anon/anoHD: diabetes
Lopez-Pintor et al. 2017 [21]OHIP 14: 24.38 ± 11.98*n/an/an/axerostomia VAS, xerostomiano
Lira E Silva et al. 2017 [28]OHIP 14: no total mean value provided. Low impact: 40.7%, medium impact: 32.7%, high impact: 26.5%n/an/an/ahistory of toothacheage
Rodakowska et al. 2018 [22]OHIP 14: 8.87 ± 10.95 (4; 1–13)
GOHAI: 14.71 ± 7.21 (13; 9–19)
OHIP 14: 0.918, GOHAI: 0.637n/an/aOHIP 14: dental treatment need, chewing ability
GOHAI: chewing ability
no
Camacho-Alonso et al. 2018 [23]OHIP 14: 10.34 ± 9.09n/ayesno (HADS)nono
Schmalz et al. 2018 [24]OHIP 14: 4.1 (0, 0–5)n/an/an/aPPDdialysis duration
Ruokonen et al. 2019 [25]oral health quality score (OHQS) 75.1% maximum scoren/an/a15D questionnairePPD, PIBI, TDIn/a
Kahar et al. 2019 [26]OHIP 14: 64 (54.8–68), GOHAI-12: 52 (39.8–56.3)**OHIP 14: 0.92, GOHAI: 0.91n/an/aOHIP: remaining teeth, dentate vs. edentulous
GOHAI: remaining teeth
GOHAI: age, gender, dialysis duration
Oliveira et al. 2019 [27]OHIP 14: 7.25 ± 7.69n/an/an/aPI, periodontitis severityno
  1. n/a not applicable, OHIP oral health impact profile, GOHAI general oral health assessment index, PCS physical compound summary, MCS mental compound summary, SF-36 short form 36 questionnaire, HADS Hospital Anxiety and Depression Scale, HD haemodialysis, KTx kidney transplantation, M-T missing teeth, DMF-T decayed-, missing- and filled teeth index, PI plaque index, GBI gingiva bleeding index, GI gingival index, CPI community periodontal index, PPD periodontal probing depth, UWS unstimulated whole saliva, SWS stimulated whole saliva, OHI oral health index, BMI body mass index, PIBI periodontal inflammatory burden index, TDI total dental index, *OHIP 14 scale of 1-5 instead of 0-4 points, **OHIP 14 scale of 1-5 instead of 0-4 and inverse rating