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Table 3 Retrospective analysis of dental conditions by age group

From: The International X-Linked Hypophosphatemia (XLH) Registry: first interim analysis of baseline demographic, genetic and clinical data

Dental conditions,

n (%)a

Children 1 to < 5 years

(n = 6)

Children 5 to < 12 years

(n = 54)

Adolescents 12 to < 18 years

(n = 36)

Total pediatric participants

(N = 96)

Adults 18 to < 30 years

(n = 19)

Adults 30 to < 50 years

(n = 24)

Adults ≥ 50 years

(n = 11)

Total adult participants

(N = 54)

Total

(N = 150)

Tooth abscess

5 (83.3)

43 (79.6)

29 (80.6)

77 (80.2)

14 (73.7)

19 (79.2)

8 (72.7)

41 (75.9)

118 (78.1)

Excessive cavities

1 (16.7)

21 (38.9)

8 (22.2)

30 (31.3)

7 (36.8)

6 (25.0)

2 (18.2)

15 (27.8)

45 (29.8)

Extraction of adult teeth

0

5 (9.3)

3 (8.3)

8 (8.3)

2 (10.5)

5 (20.8)

5 (45.5)

12 (22.2)

20 (13.2)

Dental implant surgery (to replace missing teeth)

0

0

0

0

0

4 (16.7)

2 (18.2)

6 (11.1)

6 (4.0)

Root canal surgery

0

1 (1.9)

2 (5.6)

3 (3.1)

2 (10.5)

4 (16.7)

5 (45.5)

11 (20.4)

14 (9.3)

Orthodontic treatment

0

3 (5.6)

2 (5.6)

5 (5.2)

0

1 (4.2)

1 (9.1)

2 (3.7)

8 (5.3)

Poor oral health

0

1 (1.9)

0

1 (1.0)

0

0

1 (9.1)

1 (1.9)

2 (1.3)

Enlargement of chamber evocating taurodontism

0

2 (3.7)

0

2 (2.1)

0

1 (4.2)

0

1 (1.9)

3 (2.0)

Presence of radiolucent alveolar bone images

0

0

1 (2.8)

1 (1.0)

0

0

0

0

1 (0.7)

Radiolucent dentine, dentino–enamel junction

0

0

0

0

0

1 (4.2)

0

1 (1.9)

2 (1.3)

Gingivitis

0

1 (1.9)

3 (8.3)

4 (4.2)

1 (5.3)

0

0

1 (1.9)

5 (3.3)

Periodontitis

0

0

0

0

1 (5.3)

4 (16.7)

4 (36.4)

9 (16.7)

9 (6.0)

Oral implant failure

0

0

0

0

0

1 (4.2)

0

1 (1.9)

1 (0.7)

Recurring surgical outcomes

0

0

1 (2.8)

1 (1.0)

0

0

0

0

1 (0.7)

  1. N represents number of participants in the main categories: total pediatric participants, total adult participants and total participants. n represents the number of participants in the age groups within the main categories
  2. Percentage denominators are the number of participants for whom data was reported in that category
  3. aNo dental data were available for infants (< 1 year; n = 5)