TABLE 4

Alpha-diversity measures by hypervariable region sequenced for fecal samples onlya

Hypervariable region(s)Value(s)
No. of OTUsPhylogenetic diversityShannon indexSimpson’s reciprocal indexEquitability
V1 to V3 (n = 270)253 ± 4942.6 ± 6.9a4.46 ± 0.4437.6 ± 23a0.81 ± 0.06a
V3 (n = 12)232 ± 3542.1 ± 5.7a4.29 ± 0.429 ± 12.5a0.79 ± 0.06b
V3 and V4 (n = 14)236 ± 5039.6 ± 7.1a4.26 ± 0.6930.3 ± 17.5a0.78 ± 0.1b
V4 (n = 214)259 ± 9746.3 ± 15.9b4.35 ± 0.8545.7 ± 36.1b0.79 ± 0.1b
  • a Different lowercase letters in each column indicate significant differences. Data represent means ± standard deviations.