View/Open - Scholarly Commons Home

Table 1: Review of training studies with a focus on tremor
Study Design Sample Resistance based training group Result
Bilodeau et al.
(2000)
Ranganathan et al.
(2001)
Kornatz et al.
(2005)
RCT
RCT
Keogh et al. (2007) RCT
Keogh, et al (2010) RCT
� 13 ET (6M |7F)
� 8 training
� 5 control
� 28 OA
� 14 training
� 14 control
Crossover � 10 OA (5M | 5F)
� 11 OA (M)
� 7 training
� 4 control
� 19 OA (M)
� 7 Strength
� 7 co-ordination
� 5 control
� Index finger abduction/adduction
� 3 d/w x 4 wks
� 6 sets x 10 reps
� Load - 80% 1RM vs 20% 1RM (C)
� ‘Weighted ball’ hand rolling task
� 6 d/w x 8 wks
� 2 x 10 min/d
� Load – 150g
� Index finger abduction
� 3 d/w x 6 wks
� 6 sets x 10 reps
� Load – 10% 1RM (2 wks)
� 70% 1RM (4 wks)
� D/B Elbow flexion, wrist flexion & wrist
extension
� 2 d/w x 6wks
� 3 sets x 8-10 reps
� D/B Elbow flexion, wrist flexion & wrist
extension
� 2 d/w x 6 wks
� 3 sets x 8-10 reps
Chapter 2 – Literature Review
� ↓ Force fluctuations
� ↑ Strength
� ↔ Peak tremor power/amplitude
� ↔ Functional tasks
� ↔ Control
� ↑Finger pinch force
� ↓Force fluctuations
� ↑ Dexterity
� ↔ Hand grip strength
� ↔ Control
� ↑ Strength
� ↑ Dexterity
� ↓Force fluctuations
� ↓ Motor unit firing rate variability
� ↑ Strength
� ↓Finger pinch force variability
� ↓Targeting error
� ↑ Strength in untrained limb (crossover)
� ↔ Control
� ↓ Tremor amplitude
� ↓ Tremor peak
� ↓ Tremor power
� ↑ Strength
� ↓Muscle co-activation
� Similar effects for co-ordination
� ↔Control
RCT = randomised controlled trial, ET = Essential tremor, OA = older adult, d/w = days per week, wks = weeks, reps = repetition, RM = repetition max, min/d = minutes per
day, D/B = dumb bells, ↑ = increase, ↓ = decrease, ↔ = no change.
29