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Score the Modified Fatigue Impact Scale (MFIS)

Source: R/com-instruments-fatigue.R
scoreMFIS.Rd

Sums the twenty-one MFIS items (each 0-4) to a total of 0-84 with physical (9-item), cognitive (10-item) and psychosocial (2-item) subscales. A total of 38 or more indicates fatigue.

Usage

scoreMFIS(items, ...)

Arguments

items

Named numeric responses (item01 .. item21) or an unnamed vector in the instrument's item order.

...

Passed to scoreInstrument() (e.g. missing = "prorate").

Value

A ClinicalScore with the total (0-84), the three subscale scores and the fatigue stratum.

See also

scoreFSS(), getInstrument()

Examples

scoreMFIS(stats::setNames(rep(2, 21), getInstrument("mfis")@items))
#> ClinicalScore [mfis]
#>   total = 42  (fatigued)
#>   subscales:
#>     physical         18
#>     cognitive        20
#>     psychosocial     4
#>   items used: 21, missing = error