TABLE 3

Richness and diversity measures determined for new patients and controls

MetricNew patientsControls
Unspun (n = 30)Spun (n = 30)Both (n = 60)Unspun (n = 22)Spun (n = 23)Both (n = 45)
No. of OTUs
    Mean (SD)237.5 (122.4)243.5 (145.1)247.0 (137.7)271.8 (271.8)264.7 (235.2)276.2 (214.0)
    Median251.0224.0247.5247.0217.5230
    Minimum-maximum4–5107–6064–61910–6396–1,0166–1,016
Chao1 estimator
    Mean (SD)310.2 (147.7)317.0 (159.7)333.3 (164.4)341.6 (205.0)336.9 (253.0)362.5 (255.9)
    Median340.9283.4334.2315.1295.6321.1
    Minimum-maximum7–570.57.2–706.07–740.620.5–780.27.5–1,085.77.5–1,193.4
Shannon’s index
    Mean (SD)1.6 (0.8)1.7 (0.9)1.7 (0.9)1.8 (0.8)1.7 (0.8)1.7 (0.8)
    Median1.51.81.71.91.71.8
    Minimum-maximum0.3–3.30.5–3.30.3–3.30.4–3.20.3–3.40.3–3.4
Inverse Simpson’s index
    Mean (SD)3.4 (2.8)4.0 (3.2)3.7 (3.0)3.9 (2.6)3.9 (3.5)3.9 (3.0)
    Median2.63.02.73.32.53.1
    Minimum-maximum1.1–14.61.2–13.21.1–14.61.1–11.61.1–17.01.1–17.0