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Table 4 Comparison among NFME test findings of different studies

From: The relationship between cervical flexor endurance, cervical extensor endurance, VAS, and disability in subjects with neck pain

NFME test
Authors Max holding time (s) and Standard Deviation (SD) or Inter-quartile range (IQR) in symptomatic subjects Sample characteristics
Parazza et al. 44.9 (SD = 25.8) Group of symptomatic subjects, none in treatment at the time of the test
Blizzard et al. 2000 [41] 16.6 (SD = 4.3) 1st measurement Group of never-injured adults from a comprehensive listing of the source population
17.2 (SD = 3.8) 2nd measurement
Edmonston et al. 2008 [19] 46.9 (SD = 22.7) 1st repetition Group of postural neck pain subjects
50.5 (SD = 25.6) 2nd repetition
54.1 (SD = 26.3) 3rd repetition
Edmonston et al. 2011 [21] Median = 38 (IQR = 14-83) Group of postural neck pain female subjects with the addition of 2 kg weight
Harris et al. 2005 [26] 24.1 (SD = 12.8) Group of subjects with neck pain
Piper 2009 [20] 21.83 (SD = 20.07) Group of subjects with neck pain
Placzek et al. 1999 [40] 24.1 (SD = 17.6) Group of subject experiencing headache