Table 1.

Patient and tumour characteristics of the 129 patients included and eligible for follow-up

Characteristics	Study arm
	HAL-PDD	White light
Patients (n)	67	62
Age in years, mean (SD), min–max	69.7 (11.7) 42–88	69.1 (10.5) 42–83
Male/Female, n (%)	52/15 (77/23)	49/13 (79/21)
WHO performance status* 0/1–2, n** (%)	48/17 (71/19)	49/12 (79/21)
EORTC recurrence score, mean (SD), min–max	3.55 (1.98), Min–max 1–9	3.57 (1.72), Min–max 0–7
EORTC progression score, mean (SD), min–max	3.06 (2.19), Min–max 0–11	2.97 (1.77), Min–max 0–8
Tumour description (n%)
Multifocal	10 (15)	14 (23)
Unifocal	57 (85)	48 (77)

*WHO performance status [20]

**3 patients missing