Table 1 Overview of ICF concepts and corresponding operationalisations or measurement instruments and items considered within the analysis of this study.

From: Examining the complexity of functioning in persons with spinal cord injury attending first rehabilitation in Switzerland using structural equation modelling

ICF conceptConstructOperationalization or instrumentAssessment modeTime pointNo. of itemsFurther specificationResponse optionsItem label
Body structuresNeurological level of injuryInternational SCI Core Data Set/ ISNCSCI [17, 45]Clinical assessmentT41Neurological level of injuryTetraplegia (C1-C8)/paraplegia (T1-S5)dLevel of injury
Severity of injuryInternational SCI Core Data Set/ ISNCSCI [17, 45]Clinical assessmentT41ASIA Impairment ScaleIncomplete (B, C, D)/complete (A)dSeverity of injury
Body functionsBowel functionInternational SCI Bowel Function Basic Data Set [46]Health recordT41Normal defecation since T3No/yesBowel function
Cardiovascular functionInternational SCI Cardiovascular Function Basic Data Set [47]Health recordT41Occurrence of cardiovascular conditions or complications since T3No/yesCardiovascular function
PainInternational SCI Pain Basic Data Set [48]Questionnaire a (self-reported)T41Presence of pain in the last weekNo/yesPain
Pulmonary functionInternational SCI Pulmonary Function Basic Data Set [49]Health recordT41Occurrence of pulmonary conditions or complications since T3No/yesPulmonary function
Skin functionInternational SCI Skin and Thermoregulation Function Basic Data Set [50]Clinical assessmentT41Presence of pressure injury since T3No/yesSkin function
Urinary functionNAClinical assessmentT41Presence of infection of urinary tract since T3No/yesUrinary function
AnxietyHADS [51, 52]Questionnaire a (self-reported)T47Presence of anxiety symptoms in the last weekFour-level rating scales, where higher rates indicate the presence of anxiety symptomsStressed
       Scared
       Worried
       Relaxed
       Fearing
       Restless
       Panicked
DepressionHADS [51, 52]Questionnaire a (self-reported)T47Presence of depression symptoms in the last weekFour-level rating scales, where higher rates indicate the presence of depression symptomsEnjoying as before
       Laughing
       Being cheerful
       Slowed down
       Interested in appearance
       Looking forward
       Enjoying a book
OptimismLOT-R [53]Questionnaire a (self-reported)T46bFeeling of optimism of todayFive-level rating scales, where higher rates indicate higher optimismExpecting the best
       Things go wrong if they can
       Optimistic about future
       Expecting things to go wrong
       Not relying on good things
       Expecting good things
Self-esteemRSES [54]Questionnaire a (self-reported)T44cSelf-esteem in generalFour-level rating scales, where higher rates indicate higher self-esteemHaving good qualities
       Feeling useless
       Being of worth
       Taking a positive attitude
ActivitiesPerforming ADLSCIM III [55]Health recordT419Ability of performing ADL concerning self-care, respiration, sphincter management and mobility independentlyRaw sum score ranging from 0 to 100, where a higher score indicates higher independency in performing ADLIndependence in performing ADL
NAAge at injuryNAHealth recordT11Age at SCI diagnosisYounger than or equal/older than median age in yearsdAge
AetiologyInternational SCI Core Data Set [45]Health recordT11Cause of injuryTraumatic/non-traumaticAetiology
SexNAHealth recordT11SexMale/femaleSex
LanguageNAHealth recordT11Language of correspondenceGerman/French/Italian/OtherLanguage
  1. ICF International Classification of Functioning, Disability, and Health, SCI spinal cord injury, ISNCSCI International Standards for Neurological Classification of Spinal Cord Injury, ASIA American Spinal Injury Association, T1T4 Swiss SCI Inception Cohort Study measurement time points, HADS Hospital Anxiety and Depression Score, LOT-R Life Orientation Test-Revised, RSES Rosenberg Self-Esteem Scale, SCIM III Spinal Cord Independence Measure version III, ADL activities of daily living, NA not applicable.
  2. aLanguage versions: German, French, Italian.
  3. bSelection of the six non-filler items of the questionnaire.
  4. cSelection of the four items of the questionnaire that were administered at more than one time point within the Swiss SCI Inception Cohort Study.
  5. dDichotomization strategy (performed after missing data imputation).