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Table 3 Chao index comparison between the three groups before the intervention, on day 7, and on day 14

From: The prophylactic effects of BIFICO on the antibiotic-induced gut dysbiosis and gut microbiota

  Before intervention Day 7 Day 14 Intra-group differences Before intervention vs. day 14 Paired t-test
Control group (n = 64) 181.09 ± 97.857 148.34 ± 86.414 131.01 ± 51.517 0.044 P = 0.089
P = 0.270
P = 0.046
Regular group (n = 67) 187.45 ± 53.514 177.73 ± 61.194 168.587 ± 81.087 0.453
Double-dosage group (n = 65) 183.60 ± 69.870 177.77 ± 94.566 198.628 ± 93.137 0.476
Intra-group differences 0.982 0.655 0.166