Table 2

Refraction, VA progression, nyctalopia, and perimetry

Case	Age	Refraction	Presenting VA	Current VA	Night blindness	Photopic and dark adapted perimetry
		RE	RE	RE
		LE	LE	LE
Sup, superior; Inf, inferior; ND, not done; VF, visual field.
1	21	−5.0/−0.50×90	6/24	6/60	No	Central and sup>inf widespread peripheral
		−5.50 DS	6/24	6/60		VF loss
2	16	−3.5/−0.75×50	6/12	6/12	No	Central and sup>inf widespread peripheral
		−4.5/−0.50×130	6/12	6/18		VF loss
3	37	−4.0/−0.50×90	6/24	6/24	Yes	Central and sup>inf widespread peripheral
		−4.50 DS	6/24	6/24		VF loss
4	27	−4.0/−1.5×180	6/36	6/36	Yes	Central and sup>inf widespread peripheral
		−5.0/−2.0×180	6/36	6/60		VF loss
5	36	−1.0/−1.5×65	6/12	6/36	Yes	Central and sup>inf widespread peripheral
		−1.0/−2.25×120	6/18	6/60		VF loss
6	26	−2.5/−1.0×160	–	6/24	No	ND
		−3.75/−0.5×45		6/24
7	25	−2.0/−1.5×90	–	6/36	No	ND
		−2.50/−0.5×45		6/60
8	26	−2.0/−0.5×180	–	2/36	No	ND
		−3.50/−0.5×85		6/36
9	18	−6.25/−3.25×20	6/36	6/60	No	ND
		−7.0/−2.0×165	6/36	6/60
10	13	−6.50/−0.25×90	6/12	6/18	No	ND
		−6.50/−0.50×10	6/12	6/18