Comparative Analysis of Visual Performance and Optical Quality with a Rotationally Asymmetric Multifocal Intraocular Lens and an Apodized Diffractive Multifocal Intraocular Lens

Table 6

Chinese version of visual function index-14 (VF-12-CN).

Items	No	With a little difficulty	With a moderate amount of difficulty	With a great deal of difficulty	Unable to do the activity
Reading small print, such as labels on medicine bottles, a telephone book, a price tag, bank documents, water, and electricity bill
Reading a newspaper or a book
Reading a large-print book or large-print newspaper or numbers on a telephone
Recognizing people when they are close to you
Seeing steps, stairs, or curbs
Reading the nameplate (traffic signs, street signs, or store signs)
Doing handwork like sewing, knitting, using hand tools?
Filling out forms or signing names
Playing games such as mahjong, card games, chess
Taking part in sports (walking, square dancing, Tai Ji)
Cooking
Watching television?

No difficulty: 0 points; with a little difficulty: 1 point; with a moderate amount of difficulty: 2 points; with a great deal of difficulty: 3 points: unable to do the activity: 4 points.