Table 2.

Main Findings of the Longitudinal Analysis of BCVA in Patients With RPGR-RP

	Mean Annual Rate			P Value
	(95% Confidence Interval)	Standard		(Comparison Between
Group	[logMAR/Year]	Error	P Value	Subgroups)
Overall cohort (best-seeing eye)*	0.025 (0.0004 to 0.050)	0.012	0.047	n.a.
Overall cohort	0.043 (0.023 to 0.063)	0.010	< 0.001	n.a.
Patients with typical RP	0.060 (0.031 to 0.088)	0.146	< 0.001	0.014
Patients with sine pigmento RP	0.011 (0.004 to 0.017)	0.033	0.001
Patients with high myopia	0.081 (0.022 to 0.141)	0.030	0.007	0.035
Patients without high myopia	0.017 (0.009 to 0.025)	0.039	< 0.001
Patients with sine pigmento RP and without high myopia	0.009 (0.008 to 0.010)	0.004	< 0.001	0.002
Patients with sine pigmento RP and with high myopia	0.012 (0.010 to 0.015)	0.0012	< 0.001
Patients with typical RP and without high myopia	0.020 (0.010 to 0.030)	0.005	< 0.001
Patients with typical RP and with high myopia	0.098 (0.017 to 0.179)	0.041	0.017
Patients aged 6–30 years with typical RP	0.024 (0.016 to 0.032)	0.004	< 0.001	< 0.001
Patients aged 6–30 years with sine pigmento RP	0.007 (0.006 to 0.008)	0.0006	< 0.001

^*The progression is estimated on the worst-seeing eye unless otherwise specified.

n.a., non applicable.