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Table 4 DMFT, Care index (CI) and Restorative index (RI) in CLD and CNLD (n = 25 studies; 20 studies with DMFT data and 16 with standard deviations reported). Studies where DMFT data couldn’t be used are shown in learning disability subgroup tables, with reasons why, but are not included in calculations data couldn’t be used are shown, with reasons why, but are not included in calculations. All data were calculated from the primary data reported in Additional file 1: Appendix 2

From: Dental caries experience, care index and restorative index in children with learning disabilities and children without learning disabilities; a systematic review and meta-analysis

Autism (permanent teeth; n = 8 studies)

Study

Number of participants

Ages

DMFT data

CLD

CNLD

CLD DMFT (sd)

CNLD DMFT (sd)

CLD CI

CNLD CI

CLD RI

CNLD RI

Reason no DMFT data included

Al-Maweri 2014 [16]

42

84

5–16

2.00 (2.18)

1.27 (1.77)

0

0.02

0.04

0.03

 

Bhandary 2017 [19]

30

30

6–12

0.37 (0.62)

0.37 (0.56)

0

0.19

0

0.35

 

Du 2014 [49]

257

257

3–7

  

0.10

0.09

0.11

0.09

dmfs only

El Khatib 2014 [22]

100

100

3–13

3.40 (4.54)

3.50 (3.63)

     

Fakroon 2014 [23]

50

50

3–14

0.22 (0.08)

1.15 (0.27)

0.1

0.06

0.1

0.07

 

Jaber 2011 [26]

61

61

6–16

1.60 (0.64)

0.60 (0.29)

     

Namal 2007 [58]

62

301

7–12

1.74

2.41

0.04

0.06

0.05

0.06

 

Yashoda 2014 [30]

135

135

4–15

0.86 (1.22)

0.46 (1.06)

     

Subgroup Total

737

1018

        

Mean (sd)

92.13 (±74.74)

127.25 (±99.65)

 

1.10 (±0.69)

1.01 (±0.70)

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