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Table 2 Kinematic outcomes of the Standardized Nine Hole Peg test in all participantsa

From: A modified standardized nine hole peg test for valid and reliable kinematic assessment of dexterity post-stroke

Variables Stroke group (n = 28)
affected arm
Control group (n = 41)
non-dominant arm
p-value Effect size
Total movement time, s 22.42 (8.57) 12.66 (1.97) < 0.001 0.72
Time for Peg Grip, s 0.59 (0.33) 0.22 (0.09) < 0.001 0.72
Time for Peg Transfer, s 0.61 (0.15) 0.44 (0.07) < 0.001 0.65
Time for Peg In Hole, s 0.85 (0.55) 0.40 0.12) < 0.001 0.61
Time for Hand Return, s 0.57 (0.1) 0.42 (0.05) < 0.001 0.58
Grasp-Reach ratio 1.18 (0.57) 0.73 (0.21) < 0.001 0.57
Peak speed Peg Transfer, s 0.59 (0.13) 0.76 (0.10) < 0.001 0.61
Peak speed Hand Return, s 0.71 (0.17) 0.87 (0.09) < 0.001 0.48
Time to peak speed Peg Transfer, s 0.23 (0.05) 0.17 (0.02) < 0.001 0.68
Time to peak speed Hand Return, s 0.29 (0.08) 0.23 (0.03) < 0.001 0.42
NMU for Peg Transfer, n 1.6 (0.5) 1.1 (0.2) < 0.001 0.57
NMU for Hand Return, n 1.5 (0.4) 1.1 (0.1) < 0.001 0.44
Path ratio Peg Transfer 1.24 (0.08) 1.21 (0.04) NS  
Path ratio Hand Return 1.17 (0.09) 1.12 (0.04) < 0.001 0.32
Trunk displacement for Peg Transfer, ° 3.5 (2.0) 2.1 (0.5) < 0.001 0.50
Trunk displacement for Hand Return, ° 3.8 (2.5) 2.3 (0.5) < 0.001 0.43
Acromion displacement, mm 37.9 (19.3) 22.2 (9.3) < 0.001 0.42
  1. aResults are reported as mean (standard deviation). NMU number of movement units