Variable

At presentation

n (%)

At 12 months of follow-up

N (%)

>6/18

6/18 to <6/60

≤6/60 to >3/60

≤3/60 to NPL

123 (42.3)

67 (23.0)

17 (5.8)

84 (28.9)

209 (71.8)

43 (14.8)

5 (1.7)

34 (11.7)