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Table 5 Functional performance measured in in-person assessment in the Longitudinal Research on Aging Drivers (LongROAD) study

From: Longitudinal Research on Aging Drivers (LongROAD): study design and methods

Function Instrument
Cognitive
 Verbal fluency Retrieval Fluency (UMISR 2016)
 Attention/concentration, executive functions Trail Making A (usually the practice) & B (Eby et al. 2007; Marshall et al. 2013a; Molnar et al. 2014)
 Visuospatial skills Clock Drawing Test (Eby et al. 2007; Marshall et al. 2013a, 2013b; Molnar et al. 2014)
 Simple and choice reaction time Deary-Liewald Reaction Time Tester (Deary et al. 2011)
 Episodic/working memory task Immediate and Delayed Word Recall (Wallace and Herzog 1995)
 Attention, psychomotor speed (perceptual speed, visual scanning, memory) Digit Symbol Substitution Test (DSST) (Vanlaar et al. 2014)
Motor
 Lower extremity strength and dynamic balance Short Physical Performance Battery (SPPB): Side by Side (Guralnik et al. 1995; Pahar et al. 2014; NHATS 2016)
 Lower extremity strength and dynamic balance SPPB: Semi-tandem (Guralnik et al. 1995; Pahar et al. 2014; NHATS 2016)
 Lower extremity strength and dynamic balance SPPB: Full-tandem (Guralnik et al. 1995; Pahar et al. 2014; NHATS 2016)
 Lower extremity strength and dynamic balance SPPB: One Leg Stand Eyes Open (Guralnik et al. 1995; Pahar et al. 2014; NHATS 2016)
 Usual gait speed SPPB: Gait Speed Test (Guralnik et al. 1995; Pahar et al. 2014; NHATS 2016)
Lower extremity strength SPPB: Single Chair Stand (Guralnik et al. 1995; Pahar et al. 2014; NHATS 2016)
 Lower extremity strength SPPB: Repeated Chair Stand (Guralnik et al. 1995; Pahar et al. 2014; NHATS 2016)
 Strength Grip Strength (Eby et al. 2007; Pahar et al. 2014; NHATS 2016)
 Dexterity 9-Hole Peg Dexterity Test (Sommerfeld et al. 2004; Eby et al. 2007; HealthMeasures 2017a)
 Fast gait speed Rapid Pace Walk (Eby et al. 2007; Marshall et al. 2013a)
 Range of motion – neck range of motion and peripheral vision Marottoli Method (Marshall et al. 2013a)
Perception
 Acuity – dynamic, far, near Tumbling “E” Chart (Marshall et al. 2013a; Molnar et al. 2014)
 Contrast sensitivity Pelli Robson (Eby et al. 2007; Marshall et al. 2013a; Molnar et al. 2014)
 Auditory perception Whisper Voice Test (Eby et al. 2007; Marshall et al. 2013a; Molnar et al. 2014)
 Visual spatial skills Motor Visual Perception Test (MVPT) (Marshall et al. 2013a; Molnar et al. 2014)