VASummaryObject-class: An S4 class to hold visual acuity summary data

In JWileymisc: Miscellaneous Utilities and Functions

An S4 class to hold visual acuity summary data

Description

A class designed to hold visual acuity summary data

Usage

## S4 method for signature 'VASummaryObject'
show(object)

## S4 method for signature 'VASummaryObject,missing'
plot(x, y, ...)

Arguments

object	The object to be shown
x	A VASummaryObject
y	Should be missing
...	Additional, unused arguments

Methods (by generic)

• show(VASummaryObject): show method

• plot(x = VASummaryObject, y = missing): plot method

Slots

logMAR.combined

Numeric values of the combined logarithm of the minimum angle of resolution data for both eyes

snellen.combined

the snellen values back transformed from the combined logMAR values

mean.logMAR

average of the logarithm of the minimum angle of resolution data

mean.snellen

average of the combined Snellen data

JWileymisc documentation built on April 13, 2025, 9:07 a.m.