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Table 1 Characteristics of the studies (n = 19), restricted to variables selected to be included in this review

From: Oral health in children and adolescents with juvenile idiopathic arthritis – a systematic review and meta-analysis

# Study

Country

Age (years)

Sample size

Study design

Oral health parameters

Ahmed N et al.

2004 [22]

UK

4–16

55 JIA (34 girls)

55 No JIA

Cross-sectional

Dental caries

Oral hygiene

Periodontal conditions

Enamel defect

TMJ dysfunction

Feres de Melo AR et al. 2014 [23]

Brazil

6–12

36 JIA (20 girls)

36 No JIA (19 girls)

Cross sectional

Dental caries

Oral hygiene

Periodontal conditions

Lehtinen A et al. 2000 [24]

Finland

6–14

168 JIA (95 girls)

168 No JIA (102 girls)

Cross-sectional

Tooth calcification (dental maturation)

Leksell E et al. 2008 [25]

Sweden

10–19

41 JIA (29 girls)

41 No JIA(25 girls)

Cross-sectional

Oral hygiene

Periodontal conditions

Oral ulcerations

Miranda LA et al. 2003 [26]

Brazil

Adolescents

32 JIA (69% girls)

24 No JIA (50% girls)

Cross-sectional

Oral hygiene

Periodontal conditions

Pugliese C et al. 2016 [27]

Brazil

Adolescents

35 JIA (all girls)

35 No JIA (all girls)

Cross-sectional

Oral hygiene

Periodontal conditions

Reichert S et al. 2006 [28]

Germany

12–19

78 JIA (58% girls)

75 No JIA (45% girls)

Cross-sectional

Oral hygiene

Periodontal conditions

Santos D et al.

2015 [29]

Brazil

6–14

14 JIA (77% girls)

15 No JIA (48% girls)

Cross-sectional

Caries

Oral hygiene

Periodontal conditions

TMD

OHRQoL

Savioli C et al.

2004 [30]

Brazil

4.7–20

36 JIA (26 girls)

13 No JIA (9 girls)

Cross-sectional

Caries

Oral hygiene

Periodontal conditions

Welbury RR et al. 2003 [31]

UK

0–17 (adults included in the sample)

149 JIA (107 girls)

149 No JIA (107 girls)

Cross-sectional

Caries

Oral hygiene

Periodontal conditions

Miranda LA et al. 2005 [32]

Brazil

Sweden

Adolescents

38 JIA

29 No JIA

Cross-sectional

Oral hygiene

Periodontal conditions

Miranda LA et al. 2006 [33]

Brazil

Adolescents

18 JIA (9 girls)

14 No JIA (5 girls)

Longitudinal

(2-yr-follow-up)

Oral hygiene

Periodontal conditions

Maspero C et al. 2017 [34]

Italy

10–18

40 JIA

20 No JIA

Cross-sectional

Oral hygiene

Periodontal conditions

Al-Shwaikh H et al. 2016 [35]

Latvia

<  17

65 JIA (45 girls)

30 No JIA (24

girls):

Cross-sectional

TMJ destruction features

Abdul-Aziez

OA et al. 2010 [36]

Egypt

7.5–17.0

20 JIA (12 girls)

10 No JIA (6 girls)

Cross-sectional

TMJ inflammation

Mohammed Y et al. 2012 [37]

Egypt

8.5–17

40 JIA (26 girls)

10 No JIA (6 girls)

Cross sectional

TMJ inflammation

Leksel E et al. 2012 [38]

Sweden

10–19

41 JIA (29 girls)

41 No JIA (29 girls)

Cross-sectional

Orofacial pain

TMJ

Kobus A et al. 2017 [39]

Poland

6–18

34 JIA (21 girls)

34 No JIA (21 girls)

Cross-sectional

Dental caries

Oral hygiene

Periodontal conditions

Ley M et al. 2009 [40]

Germany

7–17

64 JIA (48 girls)

No JIA: Norms (healthy) at same age

Cross-sectional

Tooth calcification (dental maturation)