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. 2025 Jun 13;16:1532969. doi: 10.3389/fpsyg.2025.1532969

Table 7.

Regression analyses for aggression, informant-reported aggression, SDE, IM, original BIDR and BIDR-D20 (N = 100).

Model Peer-reported aggression
Estimate (SE) 95% CI
Model 0
R2 0.336
Constant 2.05 (0.04) 1.96, 2.16
Age 0.00 (0.00) −0.01, 0.00
Aggression 0.55 (0.08) 0.35, 0.72
Model Peer-reported aggression
BIDR original dichotomous BIDR original polytomous BIDR-D20
Estimate (SE) 95% CI Estimate (SE) 95% CI Estimate (SE) 95% CI
Model 1
R2 0.34 0.34 0.34
Constant 2.05 (0.04) 1.98, 2.12 2.05 (0.04) 1.98, 2.12 2.05 (0.04) 1.98, 2.12
Age 0.00 (0.00) −0.01, 0.01 0.00 (0.00) −0.01, 0.01 0.00 (0.00) −0.01, 0.01
Aggression 0.56 (0.09) 0.31, 0.79 0.58 (0.09) 0.29, 0.84 0.57 (0.08) 0.34, 0.79
SDE 0.14 (0.25) −0.49, 0.99 0.02 (0.07) −0.16, 0.24 0.14 (0.21) −0.45, 0.74
IM 0.03 (0.28) −0.82, 0.82 0.04 (0.07) −0.16, 0.23 0.06 (0.21) −0.50, 0.69
Model 1.1
R2 0.34 0.34 0.34
Constant 2.05 (−0.05) 1.97, 2.13 2.04 (0.05) 1.98, 2.13 2.06 (0.04) 1.97, 2.12
Age 0.00 (0.00) −0.01, 0.01 0.00 (0.00) −0.01, 0.01 0.00 (0.00) −0.01, 0.01
Aggression 0.56 (−0.10) 0.20, 0.82 0.58 (0.10) 0.21, 0.86 0.58 (0.09) 0.29, 0.85
SDE 0.14 (−0.27) −0.70, 0.97 0.01 (0.07) −0.19, 0.26 0.13 (0.22) −0.45, 0.87
IM 0.03 (−0.31) −0.96, 0.91 0.04 (0.07) −0.18, 0.21 0.07 (0.23) −0.63, 0.78
SDE*Agg. −0.01 (−0.59) −1.70, 1.87 −0.06 (0.16) −0.50, 0.40 −0.12 (0.48) −1.76, 1.34
IM*Agg. 0.03 (−0.053) −1.49, 1.71 −0.04 (0.12) −0.41, 0.31 0.10 (0.44) −1.17, 1.54
Model 2
R2 0.34 0.34 0.35
Constant 2.05 (0.04) 1.97, 2.12 2.05 (0.04) 1.97, 2.12 2.05 (0.04) 1.97, 2.12
Age 0.00 (0.00) −0.01, 0.01 0.00 (0.00) −0.01, 0.01 0.00 (0.00) −0.01, 0.01
Aggression 0.55 (0.10) 0.28, 0.81 0.58 (0.10) 0.29, 0.90 0.55 (0.09) 0.32, 0.89
SDE Denial 0.06 (0.23) −0.61, 0.76 0.01 (0.06) −0.17, 0.18 0.08 (0.18) −0.45, 0.66
SDE Enhanc. 0.08 (0.24) −0.62, 0.81 0.02 (0.07) −0.16, 0.23 0.07 (0.18) −0.49, 0.62
IM Denial −0.07 (0.26) −0.85, 0.73 0.02 (0.07) −0.19, 0.20 −0.11 (0.20) −0.74, 0.47
IM Enhanc. 0.10 (0.27) −0.74, 0.91 0.02 (0.06) −0.18, 0.19 0.15 (0.18) −0.43, 0.67
Model 2.2
R2 0.36 0.38 0.36
Constant 2.04 (0.05) 1.82, 2.14 2.04 (0.05) 1.82, 2.14 2.04 (0.05) 1.82, 2.14
Age 0.00 (0.00) −0.01, 0.01 0.00 (0.00) −0.01, 0.01 0.00 (0.00) −0.01, 0.01
Aggression 0.52 (0.12) 0.09, 0.86 0.54 (0.12) 0.14, 0.88 0.55 (0.10) 0.26, 0.93
SDE Denial 0.04 (0.26) −0.68, 0.95 −0.04 (0.06) −0.24, 0.17 0.05 (0.20) −0.55, 0.75
SDE Enhanc. 0.09 (0.24) −0.69, 0.80 0.04 (0.07) −0.15, 0.27 0.04 (0.21) −0.62, 0.68
IM Denial −0.08 (0.31) −1.14, 0.75 0.02 (0.08) −0.22, 0.25 −0.10 (0.22) −0.77, 0.62
IM Enhanc. 0.07 (0.32) −0.85, 1.22 0.00 (0.07) −0.19, 0.24 0.16 (0.22) −0.50, 0.90
SDE Denial*Agg. −0.55 (0.52) −2.28, 0.88 −0.31 (0.15) −0.82, 0.11 −0.25 (0.42) −1.69, 0.87
SDE Enhanc.*Agg. 0.54 (0.57) −1.16, 2.19 0.31 (0.18) −0.20, 0.85 0.07 (0.40) −1.16, 1.26
IM Denial*Agg. 0.05 (0.45) −1.77, 1.28 0.12 (0.12) −0.25, 0.51 −0.16 (0.38) −1.48, 0.91
IM Enhanc.*Agg. 0.27 (0.69) −1.64, 3.14 −0.09 (0.14) −0.48, 0.41 0.31 (0.44) −1.04, 1.88

IM, Impression Management; SDE, Self-Deceptive Enhancement; Agg., Aggression; Enhanc., Enhancement; BIDR-D20, 20 item short version that can only be used Dichotomous. CI, intervals were corrected for multiple testing. Significant values (p ≤ .05) are in bold.