Severity of the disease

n

IOP of eyes at diagnosis

IOP at 1 year of treatment

P-value

Mild

MD < 6 dB

172

26.0 [20.0 - 43.0]

18.0 [15.0 - 24.6]

<0.001

Moderate

MD [6 dB - 12 dB]

56

27.2 [19.0 - 38.2]

17.8 [15.0 - 23.2]

<0.001

Severe

MD > 12 dB

50

34.5 [21.1 - 65.2]

19.0 [13.8 - 30.5]

<0.001