Table 4 IOP corrected for central corneal thickness.

	Controls	NTG	OHT	POAG
IOP applanation	14.9±3.1	18.4±2.2	24.7±2.3	26.3±4.3
IOP corr. Ehlers	14.2±3.7	19.4±2.9	22.6±3.2	26.8±4.8
IOP corr. Doughty	14.4±3.2	18.8±2.4	23.2±2.6	26.2±4.3
IOP corr. Shimmyo	15.0±3.6	20.1±2.9	23.0±3.3	27.3±4.8

The formulae are explained in the Methods section in the text.