Table 4.
Interaction effects (titer-sex interaction) models of anti-T gondii antibody titer and each memory test score for seropositive samples only: Unstandardized coefficients (standard errors) from linear regression.
| Logical Memory IA | Logical Memory IIA | Associate Memory | Selective Reminding Test | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
|
| |||||||||||
| b | SE | b | SE | b | SE | b | SE | ||||
| Antibody titer | −.083 | (.12) | .076 | (.10) | −.040 | (.06) | −.111 | (.10) | |||
| Male | −.045 | (.07) | −.036 | (.07) | −.061 | (.04) | −.068 | (.05) | |||
| SES (Hollingshead Index) | |||||||||||
| High | .118 | (.08) | .134 | (.09) | .201*** | (.04) | 195*** | (.05) | |||
| Education | |||||||||||
| More than High School | .204** | (.02) | .188*** | (.15) | .252*** | (.01) | .353*** | (.01) | |||
| Age | −.004 | (.01) | −.006 | (.05) | −.008* | (.00) | .001 | (.00) | |||
| ApoE (presence of E4) | .058 | (.09) | −.058 | (.10) | −.102 | (.05) | −.037 | (.07) | |||
| Titer−sex interaction | .126 | (.14) | .154 | (.15) | .012 | (.08) | −0.42 | (.11) | |||
| R2 | .19 | .17 | .47 | .32 | |||||||
| N | 28 | 28 | 37 | 31 | |||||||
| Power | .245 | .221 | .781 | .470 | |||||||
Abbreviations: SE = Standard error.
*
p < .05,
**
p < .01,
***
p < .001.