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Table 14 Cox proportional hazard analyses of the effect of microcosm and density on development time (Experiment 2)

From: Laboratory and microcosm experiments reveal contrasted adaptive responses to ammonia and water mineralisation in aquatic stages of the sibling species Anopheles gambiae (sensu stricto) and Anopheles coluzzii

Parameter

Source

df

Likelihood ratio

P-value

Day of emergence

Species

1

1.467

0.2258ns

Microcosm

1

41.917

< 0.0001***

Density

1

2.759

0.0967ns

  1. ***P < 0.0001; ** P < 0.01; *P < 0.05; ns > 0.05
  2. df, degrees of freedom