Skip to main content

Table 5 Effects of sex and batch number on ZM, "novel-cage test" and shuttlebox variables, taking body weight as a quantitative covariate (ANCOVA analyses).

From: Effects of environmental and physiological covariates on sex differences in unconditioned and conditioned anxiety and fear in a large sample of genetically heterogeneous (N/Nih-HS) rats

Variable   Sex Batch Body weight Sex × Batch
ZM-E F =
P =
11.2
< .05
5.4
< .001
6.2
< .001
3.8
< .01
ZM-T F =
P =
6.6
< .001
8.0
< .001
4.9
< .05
3.9
< .01
ZM-SAP F =
P =
30.7
< .001
75.5
< .001
0.3
n.s.
4.5
< .001
NACT-DIST5 F =
P =
34.5
< .001
9.5
< .001
1.3
n.s.
2.4
< .05
NACT-DIST30 F =
P =
3.0
n.s.
3.9
< .001
0.3
n.s.
1.0
n.s.
FREEZ F =
P =
6.4
< .05
10.5
< .001
5.3
< .05
0.7
n.s.
SHAV-ITC F =
P =
10.3
< .001
4.8
< .001
1.5
n.s.
3.2
< .01
  1. Factorial ANCOVA (analysis of covariance) analysis, "2 sex × 6 batch", including "body weight" as a quantitative covariate, for ZM test, novel-cage activity and shuttlebox variables. See Table 1 for other details and for variable symbols.