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Table 5 Statistically significant nutrition-related determinants contributing to dental caries

From: Determinants of dental caries in children in the Middle East and North Africa region: a systematic review based on literature published from 2000 to 2019

Determinants

Association: positive ( +), negative (−)a

Author (study design)

Country

Type of dentition

N

Age group (gender)

Study setting

Scoring system

Type/s of statistical analysis

Dental caries/scoring results

Beverages

Soft drinks

 + 

Chedid et al. [49] (CS)

Lebanon

Primary

99

2–4 y

(M, F)

Clinic

WHO

(DFS score and bite wing radiograph)

Pearson’s

DCP = 74.7%

Soft drinks

 + 

Alhabdan et al. [60] (CS)

KSA

Primary

578

6–8 y

(M)

School

WHO

(dmft)

Adjusted Odds Ratios,

Multivariate model logistic regression

DCCP: 83%

dmft = 4.20 (SD 2.96)

Soft drinks

 + 

Hashim et al.b [88] (CS)

UAE

Primary

1036

5–6 y

(M, F)

School

WHO

(dmft)

Adjusted Risk Ratio,

Bivariate analysis

dmft = 4.5

Fruit juice- before bed

 + 

Al-Malik et al. [57] (CS)

KSA

Primary

987

2–5 y

(M, F)

School

BASCD

Stepwise multiple logistic regression

DCP = 73%

Rampant caries = 43%

dmft = 4.8

dmfs = 12.7

Fruit juice-frequent consumption

 + 

Hashim et al.b [88] (CS)

UAE

Primary

1036

5–6 y

(M, F)

School

WHO

Risk Ratio,

Bivariate analysis

dmft = 4.5

Citrus juice-frequent consumption (mixed dentition)

 + 

Abbass et al. [20] (CS)

Egypt

Primary

Mixed

Permanent

369

3–18 y

(M, F)

Clinic

WHO

(dmft, deft, DMFT)

Kruskal–Wallis, Spearman’s

DCP = 74%

dmft = 3.23 (SD 4.07)

deft = 4.21 (SD 3.21)

DMFT = 1.04 (SD 1.56)

Fruit squash- frequent consumption

 + 

Huew et al. [51] (CS)

Libya

Permanent

791

12 y

(M, F)

School

WHO

(DMFT)

Multivariate stepwise regression

DCP = 57.8%

DMFT = 1.68

DMFS = 2.38

Fruit squash- frequent consumption

 + 

Sayegh et al.c [43]

Sayegh et al.c [45] (CS)

Jordan

Primary

1140

4–5 y

(M, F)

School

WHO

(dmft)

Multivariate analysis

DCP = 67%

dmft > 4 in 31%

Fruit squash-frequent consumption

 + 

Al-Malik et al. [57] (CS)

KSA

Primary

987

2–5 y

(M, F)

School

BASCD

Stepwise multiple logistic regression

DCP = 73%

ECCP = 43%

dmft = 4.8

dmfs = 12.7

Tea with sugar

 + 

Sayegh et al. [43] (CS)

Jordan

Primary

1140

4–5 y

(M, F)

School

WHO

(dmft)

Multivariate analysis

DCP = 67%

dmft > 4 in 31%

Tea with sugar

 + 

Hashim et al.b [88] (CS)

UAE

Primary

1036

5–6 y

(M, F)

School

WHO

(dmft)

Adjusted Risk Ratio

Bivariate analysis

dmft = 4.5

Flavoured milk

 + 

Alhabdan et al. [60] (CS)

KSA

Primary

578

6–8 y

(M)

School

WHO

(dmft)

Adjusted Odds Ratios,

Multivariate model logistic regression

DCCP = 83%

dmft = 4.20 (SD 2.96)

Sweetened beveragesd

 + 

Elamin et al. [89] (CS)

UAE

Primary

186

1.5–4 y

(M, F)

School

WHO

(dmft)

T-test,

Pearson’s

DCP: 41%

dmft = 1.7 (SD 2.81)

Sweetened beveragesd

Unclear

Khadri et al. [90] (CS)

UAE

Permanent

803

11–17 y

(M, F)

School

WHO

(DMFT)

Multivariate regression

DCP = 75%

DMFT = 3.19 (SD 2.9)

Sweetened beveragesd

 + 

Ahmed et al. [41] (CS)

Iraq

Permanent

392

12 y

(M, F)

School

WHO

(DMFT)

ANOVA

DCP = 62%

DMFT = 1.7

Sugar rich food

Sugar containing foodse

 + 

Quadri et al. [67] (CS)

KSA

Primary

Permanent

853

6–15 y

(M, F)

School

WHO

Multi regression

DCP = 91.3%

Sugar containing foodse

 + 

Abbass et al. [20] (CS)

Egypt

Primary

Mixed

Permanent

369

3–18 y

(M, F)

Clinic

WHO

(dmft, deft, DMFT)

Kruskal–Wallis, Spearman’s

DCP = 74%

dmft = 3.23 (SD 4.07)

deft = 4.21 (SD 3.21)

DMFT = 1.04 (SD 1.56)

Sugar containing foodse

 + 

Jaghasi et al. [72] (CS)

Syria

Not specified

504

6–12 y

(M, F)

School

WHO

Logistic regression

DCP = 85%

Sugar containing foodse

 + 

Hashim et al.a [88] (CS)

UAE

Primary

1036

5–6 y

(M, F)

School

WHO

(dmft)

Adjusted Risk Ratio, Bivariate analysis

dmft = 4.5

Sugar containing foodse-

frequent consumption

 + 

Elamin et al. [89] (CS)

UAE

Primary

186

1.5–4 y

(M, F)

School

WHO

(dmft)

T-test,

Pearson’s

DCP: 41%

dmft = 1.7 (SD 2.81)

Sugar containing foodse-

frequent consumption

 + 

Sayegh et al.b [43]

Sayegh et al.c [45] (CS)

Jordan

Primary

1140

4–5 y

(M, F)

School

WHO

(dmft)

Multivariate analysis

DCP = 67%

dmft > 4 in 31%

Snacks and meal frequency

Sweet snacksf

and beverages

 + 

Kowash et al. [91] (CS)

UAE

Primary

540

4–6 y

(M, F)

School

WHO

(dmft)

Chi-Square

ECCP = 74.1%

dmft = 3.01

SiC = 13.3

Sweet snacksf and beverages

 + 

Kowash [92] (CS)

UAE

Primary

176

1.5–5 y

(M, F)

Clinic

BASCD

(dmft, dmfs)

Descriptive statistics

dmft = 10.9

dmfs = 32.1

Sweet snacksf and beverages

 + 

Hashim et al. b [86] (CS)

UAE

Primary

1036

3–6 y

(M, F)

School

WHO

(ECC)

Logistic regression

Severe ECCP = 31.1%

Sweet snacksf-frequent consumption

 + 

Alhabdan et al. [60] (CS)

KSA

Primary

578

6–8 y

(M)

School

WHO

(dmft)

Adjusted odds ratios,

Multivariate model logistic regression

DCCP = 83%

dmft = 4.20 (SD 2.96)

Snacks-frequent consumption

 + 

Hashim et al.b [87] (CS)

UAE

Primary

1036

5–6 y

(M, F)

School

WHO

(dmft)

Adjusted Risk Ratio, Bivariate analysis

dmft = 4.5

Snacks

 + 

Chedid et al. [49] (CS)

Lebanon

Primary

99

2–4 y

(M, F)

Clinic

WHO

(DFS score and bite wing radiographs)

Pearson’s

DCP = 74.7%

Milk-as snack

−

Chedid et al. [49] (CS)

Lebanon

Primary

99

2–4 y

(M, F)

Clinic

WHO

(DFS score and bite/wing radiograph)

Pearson’s

DCP = 74.7%

Main meal consumption

Unclear

Khadri et al. [90] (CS)

UAE

Permanent

803

11–17 y

(M, F)

School

WHO

(DMFT)

Multivariate regression

DCP = 75%

DMFT = 3.19 (SD 2.9)

Eating frequently (> 5times daily)

 + 

Hashim et al.a [88] (CS)

UAE

Primary

1036

5–6 y

(M, F)

School

WHO

(dmft)

Adjusted Risk Ratio,

Bivariate analysis

dmft = 4.5

Other eating related factors

No fruit consumption-

−

Alhabdan et al. [60] (CS)

KSA

Primary

578

6–8 y

(M)

School

WHO

(dmft)

Adjusted Odds Ratios

Multivariate model logistic regression

DCCP = 83%

dmft 4.20 (SD 2.96)

Sweet taste perception

 + 

Ashi et al. [63] (CS)

KSAg

Permanent

225

15–15 y

(M, F)

School

ICDAS, (DMFS)

One-way ANOVA

LSD

DMFS = 2.99

Low dietary scoreh

 + 

Al-Otaibi et al. [93] (CS)

Yemen

Not specified

400

12 y

(M, F)

School

WHO

(DMFT)

Multivariate logistic regression,

DCP = 90.2%

DMFT = 2.22

Low nutrient foodi-frequent consumption

 + 

Ä°nan-EroÄŸlu et al. [78] (CS)

Turkey

Primary

395

36–71 m

(M, F)

School

WHO

(dmft, dmfs)

Mann–Whitney,

Kruskal–Wallis

dmft = 4.7

dmfs = 8.0

Dairy products-low consumption

 + 

Jaghasi et al. [72] (CS)

Syria

Not specified

504

6–12 y

(M, F)

School

WHO

Logistic regression

DCP = 85%

Cod liver intake

−

Bener et al. [55] (CS)

Qatar

Permanent

1284

6–15 y

(M, F)

Clinic

WHO

(DMFT)

Multivariate analysis

DCP = 73%

DMFT = 4.5

Nutritious foodj-frequent consumption

−

Abbass et al. [20] (CS)

Egypt

Primary

Mixed

Permanent

369

3–18 y

(M, F)

Clinic

WHO

(dmft, deft, DMFT)

Kruskal–Wallis, Spearman’s

DCP = 74%

dmft = 3.23 (SD 4.07)

deft = 4.21 (SD 3.21)

DMFT = 1.04 (SD 1.56)

Infant feeding practices

Feeding typek

 + 

Abu Hamila [21] (CS)

Egypt

Primary

560

1–3.5 y

(M, F)

Clinic

WHO

(dmft)

Chi-Square

ECCP = 69.6%

dmft range = 2.1–7.6

Breastfeeding-Long duration

 + 

Sayegh et al.c [44]

Sayegh et al.c [45] (CS)

Jordan

Primary

1140

4–5 y

(M, F)

School

WHO

(dmft)

Multivariate analysis

DCP = 67%

dmft > 4 in 31%

Breastfeeding

-On demand feeding

 + 

Sayegh et al.c [44]

Sayegh et al.c [45] (CS)

Jordan

Primary

1140

4–5 y

(M, F)

School

WHO

(dmft)

Multivariate analysis

DCP = 67%

dmft > 4 in 31%

Formula feeding

 + 

Alhabdan et al. [60] (CS)

KSA

Primary

578

6–8 y

(M)

School

WHO

(dmft)

Adjusted Odds Ratios, Multivariate model logistic regression

DCCP = 83%

dmft = 4.20 (SD 2.96)

Formula feeding

 + 

Bener et al. [55] (CS)

Qatar

Permanent

1284

6–15 y

(M, F)

Clinic

WHO

(DMFT)

Multivariate analysis

DCP = 73%

DMFT = 4.5

Formula feeding

 + 

Qadri et al. [73] (CS)

Syria

Primary

400

3–5 y

(M, F)

School

ECC

WHO (dmft, dmfs)

Logistic regression

ECCP = 48%

DCP = 70%

dmft = 4.25 (SD 4.24)

Night feeding -bottle

 + 

Mohebbi [33] (CS)

Iran

Primary

504

1–3 y

(M, F)

Clinic

WHO

T-test,

Chi-Square,

ANOVA,

Logistic regression

DCP = 3–26% depending on age

Night feeding -bottle

 + 

Ozer et al. [83] (CS)

Turkey

Primary

226

3–6 y

(M, F)

School

WHO

(dmft)

AAPD

(ECC)

Bivariate analysis

ECCP = 46.9%

dmft = 2.87

Night feeding

 + 

Kabil & Eltawil, 2016 [18] (CS)

Egypt

Primary

140

2–4 y

(M, F)

Clinic

WHO

(DMFT)

Logistic regression

DMFT = 9.96

Night feeding

 + 

Kabil & Eltawil [19] (CS)

Egypt

Primary

108

2–4 y

(M, F)

Clinic

WHO

(ECC)

Logistic regression

ECCP = 57% (2–3 y),

73% (3–4 y)

Bottle feeding-on demand

 + 

Sayegh et al.c [44]

Sayegh et al.c [45] (CS)

Jordan

Primary

1140

4–5 y

(M, F)

School

WHO

(dmft)

Multivariate analysis

DCP = 67%

dmft > 4 in 31%

Sleep with bottle

 + 

Alhabdan et al. [60] (CS)

KSA

Primary

578

6–8 y

(M)

School

WHO

(dmft)

Adjusted Odds Ratios,

Multivariate model logistic regression

DCCP = 83%

dmft = 4.20 (SD 2.96)

Sleep next to mother

 + 

Sayegh et al.c [44]

Sayegh et al.c [45] (CS)

Jordan

Primary

1140

4–5 y

(M, F)

School

WHO

(dmft)

Multivariate analysis

DCP = 67%

dmft > 4 in 31%

Dummy use

 + 

Sayegh et al.c [44]

Sayegh et al.c [45] (CS)

Jordan

Primary

1140

4–5 y

(M, F)

School

WHO

(dmft)

Multivariate analysis

DCP = 67%

dmft > 4 in 31%

Dummy-sweetened

 + 

Al-Malik et al. [57] (CS)

KSA

Primary

987

2–5 y

(M, F)

School

BASCD

(dmft, dmfs))

Logistic regression

DCP = 73%

ECCP = 43%

dmft = 4.8

dmfs = 12.67

Shared spoons between mother and childl

 + 

Cogulu et al. [76] (L-24 m)

Turkey

Primary

92

15–35 m

(M, F)

Clinic

WHO

(dft, dfs)

Logistic regression

Final DCP = 45%

Final dft = 1.0

Final dfs = 1.8

  1. AAPD American Association Paediatric Dentistry, BASCD British Association for the Study of Community Dentistry, CS Cross-sectional, CC Case control, DCP Dental caries prevalence, deft decayed, extracted due to caries and filled primary teeth, dfs decayed, filled surfaces in primary teeth, dft decayed, filled primary teeth, dmfs decayed, missing and filled surfaces in primary teeth; DMFS decayed, missing and filled surfaces in permanent teeth, dmft decayed, missing, filled primary teeth, DMFT decayed, missing, filled permanent teeth, ECC Early childhood caries, ECCP Early childhood caries prevalence, F Female, ICADS The international caries Detection and Assessment System, L Longitudinal, KSA Kingdom of Saudi Arabia, m months M Male, WHO World Health Organisation, SiC Significant caries index, SD Standard deviation, y years
  2. aAssociation: Positive ( +), negative (−) refers to this factor being either a statistically significant risk factor for caries (positive, +) or to this factor being statistically significant protective against caries (negative, −). In some studies it could not be determined whether a factor was positively or negatively associated with caries and in these cases the relation is described as unclear
  3. bHashim et al. 2006, Hashim et al. 2009, Hashim et al. 2011 and Hashim et al. 2013 seem to be based on the same study population but reporting different results
  4. cSayegh et al. 2002 and Sayegh et al. 2005 seem to be based on the same study population and the results mentioned in this table, have been reported in both articles
  5. dSweetend beverages refer to the consumption of various sweet beverages like soft drinks, fruit squashes, tea with sugar, flavoured milk, etc.
  6. eSugar rich food may include consumption of all/and mix of items like candy, chocolates, dates, ice-cream, cakes, muffins, etc.
  7. fSweet snacks include various food items with high sugar content
  8. gKSA was part of this multinational study which also included Italy and Mexico. Only the results for KSA are presented in this table
  9. hThe dietary score was based on a few questions related to the consumption of cariogenic food and eating patterns with yes/no answer options
  10. iAssessed by the Healthy Eating Index (HEI) 2010 and the Mediterranean Diet Quality Index for children and adolescents (KIDMED)
  11. jNutritious food refers to a frequent consumption of high nutrient food like fruits, vegetables, beans, milk, eggs etc.
  12. kThe feeding type had an impact on the caries prevalence as follows: 75.39% of breastfeed children, 70.39% of the formula fed, 68.67% of those who were weaned and 55% of those who got a mix of breast milk and formula had dental caries respectively
  13. lDuring the baseline sampling mothers reported that they put their child’s spoon into their own mouth while feeding their child