Table 3 Anopheles species richness and diversity in lowland and highland of western Kenya.

From: Extensive new Anopheles cryptic species involved in human malaria transmission in western Kenya

Year

2015

2016

2017

2018

2019

Highland

Individuals

307

819

391

405

337

Observed richness (S)

10

15

15

10

10

Simpson’s dominance (D2)

0.39 (0.36, 0.42)*

0.42 (0.40, 0.44)

0.26 (0.24, 0.29)

0.32 (0.28, 0.36)

0.37 (0.33, 0.42)

Simpson’s diversity (D1)

0.61 (0.58, 0.64)

0.58 (0.56, 0.60)

0.74 (0.71, 0.76)

0.68 (0.64, 0.72)

0.63 (0.58, 0.68)

Shannon’s diversity (H)

1.20 (1.09, 1.31)

1.16 (1.08, 1.24)

1.63 (1.54, 1.73)

1.49 (1.40, 1.58)

1.37 (1.26, 1.48)

Simpson's evenness (€)

0.33 (0.30, 0.37)

0.21 (0.20, 0.23)

0.34 (0.31, 0.38)

0.44 (0.40, 0.49)

0.39 (0.35, 0.44)

Berger–Parker dominance (BP)

0.48 (0.43, 0.54)

0.54 (0.51, 0.58)

0.39 (0.34, 0.44)

0.52 (0.47, 0.56)

0.55 (0.50, 0.61)

Lowland

Individuals

95

180

159

620

243

Observed richness (S)

7

7

7

10

3

Simpson’s dominance (D2)

0.41 (0.33, 0.50)

0.32 (0.30, 0.36)

0.28 (0.26, 0.32)

0.41 (0.38, 0.44)

0.43 (0.39, 0.48)

Simpson’s diversity (D1)

0.59 (0.50, 0.67)

0.68 (0.64, 0.70)

0.72 (0.68, 0.74)

0.59 (0.56, 0.62)

0.57 (0.52, 0.61)

Shannon’s diversity (H)

1.20 (1.01, 1.38)

1.27 (1.15, 1.36)

1.39 (1.31, 1.50)

1.16 (1.09, 1.24)

0.97 (0.89, 1.02)

Simpson's evenness (€)

0.47 (0.40, 0.57)

0.51 (0.48, 0.67)

0.58 (0.53, 0.64)

0.32 (0.30, 0.35)

0.88 (0.81, 0.93)

Berger–Parker dominance (BP)

0.58 (0.47, 0.67)

0.38 (0.36, 0.46)

0.37 (0.31, 0.45)

0.58 (0.54, 0.62)

0.58 (0.52, 0.65)

  1. *The numbers in square brackets represent the 95% confidence interval (CI) for the estimated indices. All these indices were calculated using PAST 4.0 software package.