Table 1 LS Means (±SE) and relative number of observations (N) of length of pupa for the three categories of mite infestation: presence or absence; number of foundress mites; total number of mites.

From: Honeybee pupal length assessed by CT-scan technique: effects of Varroa infestation, developmental stage and spatial position within the brood comb

Presence/absence model

N

LSMeans ± SE

0 – absence

593

10.54 ± 0.02a

1 – presence

58

10.19 ± 0.04b

Number of foundress mites model

0 – absence

593

10.54 ± 0.02a

1 foundress mite

52

10.20 ± 0.04b

>=2 foundress mites

6

10.08 ± 0.11b

Total number of mites model

0 – absence

593

10.54 ± 0.02a

1 mite

9

10.30 ± 0.09ab

2–3 mites

17

10.24 ± 0.07b

4 mites

18

10.16 ± 0.06b

≥5 mites

14

10.09 ± 0.07b

  1. Means with different superscript are statistically different (P < 0.05).