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. Author manuscript; available in PMC: 2018 Aug 1.
Published in final edited form as: Exp Eye Res. 2017 Jun 5;161:132–142. doi: 10.1016/j.exer.2017.06.003

Table 2.

Summary of effects on ocular growth and axial and choroidal rhythms for 4 different “brief” visual treatments.

2 hr myopic defocus* 2 hr hyperopic defocus 2 hr form deprivation 2 hr night
light**
AM NOON PM AM NOON PM AM NOON PM 12 AM
Growth Prevents inhibition No effect No effect
Axial Oscillate Delayed# ##No effect Oscillate Delayed# ##No effect Advanced# ##No effect ##No effect Oscillate
Choroid No effect No effect No effect Oscillate Oscillate No effect Delayed Oscillate No effect Oscillate
#

Direction of phase shift relative to ## group

↓ Inhibits growth; ↑ Stimulates growth

*

Data from Nickla et al., 2017.