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Table 1 MANCOVA (Pillai's trace) for immunity as measured by PO activity and haemocyte counts and condition for the different 'colour classes' (males, blue, bluegreen and green females) and populations in 2003, controlling for size (fatless weight).

From: Immune function and parasite resistance in male and polymorphic female Coenagrion puella

source

value

F

Hypothesis df

Error df

P

'colour class'

0.147

3.870

9

675.00

< 0.001

population

0.127

10.783

3

223.00

< 0.001

'colour class' × population

0.095

2.457

9

675.00

0.009

fatless weight

0.972

2457.220

3

223.00

< 0.001