Table 4.

Latent class analysis with three classes.

Attribute	Level	Class 1 Coeff.	34% p- value	Class 2 Coeff.	35.5% p- value	Class 3 Coeff.	30.5% p- value
Presbyopia correction	Trifocal	0.001	0.956	0.714	<0.001	−0.054	0.172
	Bifocal	−0.007	0.777	0.758	<0.001	0.039	0.204
	Monofocal	Ref.		Ref.		Ref.
Spherical aberration correction	Yes (Aspheric IOLs)	0.856	<0.001	0.093	<0.001	0.015	0.633
	No (Spherical IOLs)	Ref.		Ref.		Ref.
Astigmatism correction	Yes (Toric IOLs)	0.046	0.112	−0.055	0.003	0.700	<0.001
	No (Non-toric IOLs)	Ref.		Ref.		Ref.
Blue-blocking functionality	Yes	−0.004	0.860	0.127	<0.001	0.043	0.051
	No	Ref.		Ref.		Ref.
Surgeon’s recommendation	With	0.060	0.035	−0.014	0.426	0.124	<0.001
	Without	Ref.		Ref.		Ref.
Cost	CNY ¥1 increase	0	0.159	0.00001	0	−0.004	0.002
Probability of adverse visual phenomena	Increase risk by 1%	−0.001	0.017	0.001	0.084	−0.001	0.238

Coeff., coefficients; ref., reference.