Table 3.

Degenerative disc disease of the lumbar spine as measured by Pfirrmann score

Disc level	Pfirrmann score median (IQR)	No of rowers with Pfirrmann score of 3 or more (in at least one disc where combined) (%)	No of rowers with Pfirrmann score of 4 or more (in at least one disc where combined) (%)
L1/2	2 (1–2)	0	0
L2/3	1.5 (1–2)	3 (15)	1 (5)
L3/4	1.5 (1–2.5)	5 (25)	3 (15)
L4/5	2 (1–3)	7 (35)	3 (15)
L5/S1	3.5 (3–4)	16 (80)	10 (50)
Combined L3/4, L4/5, L5/S1	8 (6–8)	17 (85)	13 (65)
Combined all discs	10 (9–11.25)	17 (85)	13 (65)