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Table 4 Summary of alpha diversity within each skin site

From: Alteration of the cutaneous microbiome in psoriasis and potential role in Th17 polarization

Site Alpha diversity metrics Healthy.mean Healthy.std PSON.mean PSON.std PSOL.mean PSOL.std p value (trend)
Scalp Chao1 626.17 378.94 794.56 561.43 939.86* 617.36 0.06
Scalp Observed OTU 335.72 217.12 407.84 287.03 478.3 297.17 0.07
Scalp Shannon 3.18 1.5 3.38 1.68 3.77 1.59 0.26
Scalp Simpson 0.68 0.21 0.68 0.21 0.74 0.17 0.47
Arm Chao1 1024.07 438.77 1381.73 742.52 1255.45 680.35 0.19
Arm Observed OTU 594.58 220.89 772.44 328.77 755.73 400.6 0.11
Arm Shannon 4.43 1.42 5.44* 1.44 5.66** 1.54 0.007
Arm Simpson 0.76 0.17 0.86* 0.14 0.89* 0.11 0.002
Leg Chao1 1169.15 558.4 1351.63 780.77 1356.34 735.23 0.4
Leg Observed OTU 687.62 300.84 764.07 359.84 763.3 364.11 0.37
Leg Shannon 5.37 1.29 5.68 1.43 5.49 1.7 0.59
Leg Simpson 0.89 0.08 0.89 0.11 0.86 0.17 0.54
Trunk Chao1 880.93 506.25 950.95 537.29 1038.19 469.78 0.28
Trunk Observed OTU 518.85 312.88 540.48 277.26 609.47 238.09 0.17
Trunk Shannon 4.07 2.07 4.32 1.87 5.19 1.42 0.09
Trunk Simpson 0.69 0.27 0.75 0.25 0.86 0.14 0.07
Axilla Chao1 610.81 489.85 676.19 459.89 544.68 475.22 0.89
Axilla Observed OTU 357.21 283.61 390.33 225.85 285.88 175.58 0.82
Axilla Shannon 3.78 1.49 3.99 1.19 3.62 1.15 0.19
Axilla Simpson 0.76 0.16 0.78 0.16 0.78 0.24 0.22
Gluteal fold Chao1 956.62 572.91 855.25 354.03 953.51 412.17 0.78
Gluteal fold Observed OTU 587.72 366.3 519.89 193.96 532.47 204.86 0.85
Gluteal fold Shannon 5.01 1.38 5.04 1.23 5.12 1.36 0.91
Gluteal fold Simpson 0.85 0.12 0.87 0.1 0.88 0.1 0.22
  1. *p value < 0.05 compared to healthy, **p value < 0.01 compared to healthy