Table 3.

Preoperative patient characteristics in group 2

Patient eye	BB re	BB le	DEE re	DEE le	TA re	TA le	GM le	VC le	RD re	LD re	LD le	MG re	PA le	DBL le
Age	33	33	32	32	30	30	37	31	35	34	34	22	35	29
Gender	M	M	M	M	M	M	F	M	F	F	F	M	M	F
Preop refraction	−3 = −1.5 (90°)	−2.5 = −2.25 (90°)	−7 = −2 (10°)	−6.5 = −2 (170°)	−1 = −1.25 (10°)	−2 = −2 (170°)	−3.75 = −1.25 (170°)	−5	−6 = −3 (130°)	−2.25 = −4 (30°)	−2.5 = −3.5 (170°)	−3.75 = −0.5 (180°)	−13	−4.25 = −0.75 (180°)
Preop BSCVA	20/20	20/20	20/25	20/20	20/20	20/20	20/20	20/20	20/30	20/20	20/20	20/20	20/30	20/20
Preop pachymetry (μm)	541	550	624	631	505	510	567	520	550	559	545	545	526	526
Preop	43.99	44.94	46	45	44.35	44.25	46.18	46.58	44.71	43.75	44.23	44.58	44.56	45.23
Sim K (D)	42.83	43.09	44.2	43.7	43.23	42.81	45.11	45.50	42.65	42.89	41.50	45.01	44.11	45.90
Preop topography pattern	Normal	Normal	Normal	Normal	ABT	ABT	Normal	ABT	IS	ABT	ABT	Normal	Normal	Normal
Laser correction (D)	−2.5 = −2 (100°)	−2.25 = −2.75 (85°)	−7.2 = −2.25 (10°)	−7 = −1 (170°)	−1.5 = −1.5 (10°)	−2.5 = −1.75 (175°)	−3.8 = −1.4 (170°)	−5 = −0.5 (175°)	−5.5 = −3 (10°)	−2.2 = −4 (20°)	−2.4 = −3.5 (170°)	−4	−13.5	−5.1 = −0.75 (180°)
Optic zone (mm)	6.5	6.5	6.9	7	7	6.5	6	6	5.9	6.2	6.1	7	4.3	6
Ablation depth (μm)	104	102	221	224	98	110	93	103	148	155	144	106	122	104
Residual stromal bed (μm)	277	288	243	247	247	263	314	257	242	240	240	279	240	262
ERSS	LR	LR	HR	MR	HR	MR	LR	HR	HR	HR	HR	HR	HR	MR

Note: Preoperative parameters that may be associated with increased risk of ectasia following the Ectasia Risk Score System are in bold font.

Abbreviations: Preop, preoperative; BSCVA, best spectacle-corrected visual acuity; Sim K, simulated keratometry (D); ABT, abnormal topography pattern; ERSS, Ectasia Risk Score System value (HR, high risk, MR, moderate risk, LR, low risk).