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Table 5 Pressure pain threshold for the controls

From: Chronic whiplash and central sensitization; an evaluation of the role of a myofascial trigger points in pain modulation

PPT (lbs) Pre-injection 1
(mean, SD)
Pre-injection 2
(mean, SD)
p-value
(1 vs. 2)
Post-injection
(mean, SD)
p-value
Infraspinatus 11.7, 5.0 10.8, 4.8 0.548 11.1, 4.4 0.437
Wrist Ext 8.6. 3.6 8.2. 4.1 0.348 8.3. 4.1 0.447
Tib Ant 12.9, 5.4 12.7, 5.6 0.509 12.1, 4.4 0.288