Table 3.

Relationships between intraocular pressure, axial length and choroidal thickness changes following trabeculectomy

Factor	N	Δ IOP
		Coefficient	R2	P-value
Δ Axial length	14	0.018	0.41	0.013*
Factor	N	Δ Subfoveal choroidal thickness
		Coefficient	R2	P-value
Δ IOP	14	0.069	0.08	0.32
Δ Axial length	14	0.0022	0.1	0.27
Δ Choroidal thickness around the optic disc	N	Δ IOP
		Coefficient	R2	P-value
Superior	10	−0.8	0.025	0.65
Temporal	10	−2.97	0.36	0.06
Inferior	10	−3.56	0.42	0.04*
Nasal	10	−2.61	0.44	0.035*

Note:

^*P < 0.05. Δ, changes following trabeculectomy.

Abbreviation: IOP, intraocular pressure.