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Table 2 Age of potential first symptom and final diagnosis by type of FD/MAS

From: Diagnostic journey for individuals with fibrous dysplasia / McCune albright syndrome (FD/MAS)

Type of FD

Median age at first symptoms [IQR]

Median age at final diagnosis [IQR]

Cranio-facial

19 [12, 24]

28 [18, 40]

McCune Albright Syndrome

5 [3, 9]

11 [6, 14]

Monostotic

31 [14, 36]

37 [24, 45]

Polyostotic

12 [9, 22]

29 [16, 40]

Not known

13 [9, 26]

44 [33, 50]

P value

0.12

0.005