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Table 2 Analysis of the correlation between each item and the total score

From: Reliability and validity of the novel self-reported spine functional scale (SSFS) in healthy participants

Item r
Standing postural assessment 0.399**
Supine postural assessment 0.427**
Neck flexor muscle strength 0.571**
Abdominal core muscle strength 0.620**
Prone press-up 0.558**
Supine knee-to-chest 0.560**
Wall roll-down 0.602**
Wall angel 0.519**
  1. r: correlation coefficient of each entry with the total score, **P < 0.01