Table 4.

Difference between periods when patients took PEA + current topical therapy, and periods with current topical therapy alone.

Parameter	Mean difference [95% CI]	p-value
Intraocular pressure (mmHg)	− 1.58 [− 2.00 to 1.16]	< 0.001
NEI-VFQ total mean (score)	+ 6.89 [3.98 to 9.80]	< 0.001
GH (score)	+ 3.73 [− 0.11 to 7.58]	0.057
GV (score)	+ 1.49 [− 0.73 to 3.70]	0.19
Visual field MD (dB)	− 0.09 [− 0.47 to 0.29]	0.642
Visual field PSD (dB)	+ 0.13 [− 0.12 to 0.38]	0.312
P50-wave amplitude (μV)	+ 0.56 [0.30 to 0.73]	< 0.001
P50-wave latency (ms	− 0.64 [− 2.39 to 1.10]	0.469
N95-wave amplitude (μV)	+ 0.24 [− 0.17 to 0.65]	0.257
N95-wave latency (ms)	− 1.60 [− 3.91 to 0.70]	0.173