Impact of Treatment Decentration on Higher-Order Aberrations after SMILE

Table 3

Comparison of the wavefront aberration between two surgeries 6 months postoperatively.

Wavefront aberrations	Surgeries	Results (μm)	Wald	P
Horizontal coma	SMILE	0.163 ± 0.304	9.630	0.002
	SBK	0.058 ± 0.280
Vertical coma	SMILE	−0.542 ± 0.434	18.109	0.000
	SBK	−0.313 ± 0.323
Spherical aberration	SMILE	0.420 ± 0.119	0.035	0.851
	SBK	0.423 ± 0.137
RMS of HOAs	SMILE	0.278 ± 0.086	16.089	0.000
	SBK	0.233 ± 0.069