Improving Usability of PROMIS Physical
Function Scores in the Clinical Setting
THE
UNIVERSITY
OF UTAH
Department of Orthopaedics
JasonFerrel,RasheedAbiola,AngelaPresson,NicholasSpina,WilliamR.Spiker,BrandonD.Lawrence,DarrelS.Brodke
Noneoftheauthorshaveanyrelevantdisclosuresrelatedtothetopicofthisposter.
Introduc4on
Pa.entReportedOutcome
MeasurementInforma.on
System(PROMIS)
•  Asystemofpa.entreport
outcomemeasurement
instrumentsthatimplements
itemresponsetheory(IRT)
andcomputerizedadap.ve
tes.ng(CAT)
•  Itsuseislimitedbecause
manyclinicianslacka
commonlanguage
understandingofPROMIS
scores
Purpose
Todevelopra.onalplain
languagedescrip.onstoapply
toPROMISPhysicalFunc.on
scores.
Results
Table 1
PROMIS
Score Group
<18
Figure1
Heatmapofques.onfrequencyorderedby
difficultyrankingofques.ons.OntheXaxisisthe
PROMIS-PFscoregroups.OntheYaxisarethe
PROMIS-PFques.onsrankedbyques.ondifficulty
fromleastdifficulttomostdifficult.
Unable to carry a shopping bag or briefcase.
Wash and dry their body with much difficulty.
23-27
Carry a shopping bag or briefcase with much difficulty.
Run errands and shop with much difficulty.
Walk about the house with much difficulty.
28-32
Do chores such as vacuuming or yard work with much difficulty.
Run errands and shop with much difficulty.
33-37
Do chores such as vacuuming or yard work with much difficulty.
Carry a laundry basket up a flight of stairs with much difficulty.
38-42
Do two hours of physical labor with much difficulty.
Do chores such as vacuuming or yard work with some difficulty.
Walk more than a mile (1.6km) with some difficulty.
43-47
Do two hours of physical labor with some difficulty.
Walk more than a mile (1.6km) with little difficulty.
Hike a couple of miles (3 km) on uneven surfaces, including hills with some
difficulty.
48-52
Do two hours of physical labor with little difficulty.
Do strenuous activities such as backpacking, skiing, playing tennis, bicycling
or joggin with little difficulty.
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53-57
58-62
Figure2
Heatmapofques.onscoresorderedbydifficulty
rankingofques.ons.OntheXaxisisthePROMIS-PF
scoregroups.OntheYaxisarethePROMIS-PF
ques.onsrankedbyques.ondifficultyfromleast
difficulttomostdifficult.
Summary Statements
Unable to walk about the house.
Unable to wash and dry their body.
Unable to transfer to a bed and chair and back.
18-22
Methods
• Retrospec.veanalysisof
PROMISBankv1.2Physical
Func.on(PROMIS-PF)scoresof
pa.entspresen.ngforoffice
visitsrelatedtotheirlowback
orlowerextremi.es
• Missingscores,standard
error>0.32,missinginjury
loca.on,andassessmentswith
<4ques.onsormorethan12
ques.onswereexcluded
• Scoresweregroupedtoallow
prac.calapplica.onof
commonlanguagedescrip.ons
Results(con4nued)
>62
Do strenuous activities such as backpacking, skiing, playing tennis, bicycling
or joggin with no difficulty.
Hike a couple of miles (3 km) on uneven surfaces, including hills with no
difficulty.
Do vigorous activities, such as running, lifting heavy objects, participating in
strenuous sports with no difficulty.
Able to run five miles (8 km) with little difficulty.
Do strenuous activities such as backpacking, skiing, playing tennis, bicycling
or joggin with no difficulty.
Do vigorous activities, such as running, lifting heavy objects, participating in
strenuous sports with no difficulty.
Do eight hours of physical labor with no difficulty.
• 12,712encountersand
5,524pa.entswere
included
• MeanPROMIS-PFscorefor
allencounterswas37.2
(standarddevia.on8.2)
• 90%ofencounterswere
completedin4ques.ons
togeneratethePROMIS-PF
score
• Thesetofra.onalewas
appliedandusedto
developcommonlanguage
descrip.onsofeach
PROMISPFscoregroup
(Table1)
• Wefoundsta.s.cal
significanceforeach
commonlanguage
descrip.vestatement
presented(Table1)
Conclusions
Thisstudydevelopedra.onal
plainlanguagedescrip.onsto
enhancetheunderstanding
andapplica.onofPROMIS
PhysicalFunc.onscoresfor
pa.entspresen.ngwithback
andlowerextremity
complaintsintheclinicaland
researchsebngs.