. Author manuscript; available in PMC: 2018 Jul 11.

Published in final edited form as: J Refract Surg. 2017 Jul 1;33(7):444–453. doi: 10.3928/1081597X-20170504-01

TABLE B.

Clinical Preoperative and Postoperative K_ave Values

Patient	Procedure	Laterality	PreK_ave (D)	PostK_ave (D)	ΔK (D)
1	FLEx	OD	42.18	37.90	−4.28
	SMILE	OS	42.33	38.21	−4.12
2	FLEx	OS	42.24	37.09	−5.15
	SMILE	OD	42.21	36.45	−5.76
3	FLEx	OD	44.13	39.01	−5.13
	SMILE	OS	44.40	38.98	−5.42
4	FLEx	OD	44.09	37.54	−6.55
	SMILE	OS	44.20	37.48	−6.73
5	FLEx	OD	42.78	37.58	−5.20
	SMILE	OS	42.78	37.88	−4.90
Mean ± SD			43.13 ± 0.94	37.80 ± 0.78	−5.32 ± 0.84

K_ave = average keratometry value of the steep and flat meridians; D = diopters; ΔK = surgically induced change in K_ave values; FLEx = femtosecond lenticule extraction; OD = right eye; SMILE = small incision lenticule extraction; OS = left eye; SD = standard deviation