Myopia case report — verification: numbers, method unclear
Starting refraction (as stated): -7.00 (per title)
Latest refraction (as stated): -3.00
Starting myopia (diopters, worse-eye sphere): 7.0
Latest myopia (diopters): 3.0
Recorded reduction (diopters): 4.0
Time window (months): 18
Timeline basis: stated in post
Annualized rate (D/yr, 12+ month window): 2.67
Reporter's relationship to program: unknown
Source post dates: 2017-05-11 to 2017-05-11