Table 1.

Relationship between self-reported Sillence type and self-reported disease severity in adults with OI

		Self-reported disease severity
		n (% of OI type)
OI type	n (%)	Mild	Moderate	Severe
I	369 (39)	308 (83)	59 (16)	2 (<1)
II	26 (3)	12 (46)	8 (31)	6 (23)
III	125 (13)	7 (1)	67 (20)	51(57)
IV	110 (12)	45 (41)	55 (50)	10 (9)
V	14 (1)	2 (14)	11 (79)	1 (7)
VI	2 (<1)	–	1 (50)	1 (50)
Bruck’s syndrome	3 (<1)	–	3 (100)	–
Unknown	295 (31)	154 (52)	123 (42)	18 (6)
Total	944 (100)	528 (56)	327 (35)	89 (9)

Missing n = 15