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Table 4 Comparison of Renyi(3) entropy obtained using different activity thresholds and word length

From: Reduced complexity of activity patterns in patients with Chronic Fatigue Syndrome: a case control study

Parameter Controls Active CFS Inactive CFS
Word length1 Activity threshold2 Mean SD Mean SD Mean SD
3 0.25 4.30 0.09 4.18 0.15 3.93 0.20
3 0.33 4.33 0.09 4.20 0.17 3.92 0.22
3 0.16 4.30 0.08 4.21 0.10 3.99 0.19
4 0.25 5.58 0.12 5.39 0.22 5.04 0.31
  1. 1Word Length: number of symbols comprising a "word" for symbolic dynamic analysis.
  2. 2Activity threshold: proportion of individual participants' mean activity below which five minute blocks were excluded from symbolic dynamic analysis.