Table 3

 Number of patients (%) achieving successful outcomes for surgery at final follow-up for various definitions of intraocular pressure for the intervention and no-intervention groups

Intervention groupNo-intervention groupχ2 p Value
5-FU, 5-fluorouracil; IOP, intraocular pressure.
Values are n (%).
Any intervention
    Unqualified
        IOP ⩽16 mm Hg59/93 (63.4)20/26 (76.9)0.25
        IOP ⩽21 mm Hg66/93 (71.0)21/26 (80.8)0.46
    Qualified
        IOP ⩽16 mm Hg67/93 (72.0)22/26 (84.6)0.31
        IOP ⩽21 mm Hg82/93 (88.2)25/26 (96.2)0.46
Massage
    Unqualified
        IOP ⩽16 mm Hg33/58 (56.9)46/61 (75.4)0.035
        IOP ⩽21 mm Hg36/58 (62.1)51/61 (83.6)0.016
    Qualified
        IOP ⩽16 mm Hg38/58 (65.5)51/61 (83.6)0.034
        IOP ⩽21 mm Hg48/58 (82.8)59/61 (91.8)0.014
Removal of sutures
    Unqualified
        IOP ⩽16 mm Hg34/58 (58.6)45/61 (73.8)0.080
        IOP ⩽21 mm Hg40/58 (69.0)47/61 (77.0)0.32
    Qualified
        IOP ⩽16 mm Hg39/58 (67.2)50/61 (81.7)0.064
        IOP ⩽21 mm Hg51/58 (87.9)56/61 (91.8)0.48
5-FU injection
    Unqualified
        IOP ⩽16 mm Hg19/37 (51.4)60/82 (73.2)0.022
        IOP ⩽21 mm Hg22/37 (59.4)65/82 (79.3)0.043
    Qualified
        IOP ⩽16 mm Hg23/37 (62.2)66/82 (80.5)0.041
        IOP ⩽21 mm Hg29/37 (78.4)78/82 (95.1)0.008
Needling and 5-FU injection
    Unqualified
        IOP ⩽16 mm Hg9/30 (30.0)70/89 (78.7)<0.001
        IOP ⩽21 mm Hg13/30 (43.3)74/89 (83.1)<0.001
    Qualified
        IOP ⩽16 mm Hg12/30 (40.0)77/89 (86.5)<0.001
        IOP ⩽21 mm Hg22/30 (73.3)85/89 (95.5)0.002