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. Author manuscript; available in PMC: 2019 Jan 1.
Published in final edited form as: Ocul Surf. 2017 Oct 13;16(1):132–138. doi: 10.1016/j.jtos.2017.10.003

Figure 1.

Figure 1

Average severity of pain before and after first PKS/PKC placement in all patients (A), in whom pain severity improved by 72.5 ± 8.4 % after treatment. Average severity of pain before and after PKS/PKC placement improved by 63.1 ± 12.5 % in patients where the amniotic membrane was removed before complete dissolution of the membrane (B), and 76.7 ± 8.7 % in patients who retained the membrane for the planned period of time (C). **p<.01, ***p<.001, compared to the pre-treatment group by paired t-test.