Arteriovenous Passage Times and Visual Field Progression in Normal Tension Glaucoma

Table 1

Clinical data (mean ± SD) of patients with NTG in study 1 (fluorescein filling defects, 𝑛=44) and study 2 (AVP, 𝑛=28) with corresponding fluorescein angiographic blood flow parameters.

	Study 1 (fluorescein filling defects)	Study 2 (AVP)
Age (years)	64±10	62±11
MD at baseline (dB)	−8.9±7.8	−9.4±7.6
IOP at baseline (mmHg)	15.3±2.8	16.3±2.7
Follow-up (years)	6.6±1.9	6.6±2.2
Visual field tests	10±5	10±5
MD progression per year (dB)	−0.51±0.59	−0.45±0.51
Fluorescein filling defects (%)	16±18	NA
AVP (sec)	NA	1.7±0.48

NA: not applicable.