. 2018 Jul 16;6:e5257. doi: 10.7717/peerj.5257

Table 3. OTU-based α-diversity of microbiota of Z2 samples subjected to extraction with four kits.

Kits	OTU number	Chao1 value	Coverage (%)	Shannon diversity index	Pielou’s evenness index
Ba	217 ± 3^a	261 ± 15^a	99.90 ± 0.01^a	2.96 ± 0.06^a	0.55 ± 0.01^a
Mo	273 ± 170^a	335 ± 216^a	99.85 ± 0.13^a	2.93 ± 0.34^a	0.53 ± 0.01^a
St	352 ± 123^a	405 ± 103^a	99.83 ± 0.03^a	3.11 ± 0.10^a	0.54 ± 0.02^a
Ti	263 ± 23^a	310 ± 20^a	99.88 ± 0.01^a	2.96 ± 0.17^a	0.53 ± 0.02^a

Note:

Means with the same superscript letters in the same column are not significantly different (P > 0.05, n = 3).