Table 2. Treatment outcome groups, number of patients and mean number of sessions applied in each outcome group .

Outcome	Definition	Patients n (%)	HBO sessions Mean (SD)
Complete healing	No residual signs or symptoms	11 (44%)	15 (13)
Partial healing	At least one grade improvement in haematuria but complete healing is not present	7 (28%)	14 (5)
No response	No change in haematuria	7 (28%)	3 (1)
Deterioration	Increase in haematuria	0	0