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. Author manuscript; available in PMC: 2023 Mar 1.
Published in final edited form as: Schizophr Res. 2022 Jan 22;241:44–51. doi: 10.1016/j.schres.2021.12.026

Table 1.

Linear regressions evaluating contributions from happy (step 1) and other emotional expressions (step 2) to clinically rated blunted facial affect (dependent variable).

Measure of Emotional Expression
Continuous Emotion: M Event: M Length Event: M Value Event: N
F r2 F r 2 F r 2 F r 2
Step 1 2.83 0.03 2.75 0.03 2.46 0.02 1.52 0.01
B (SE) t B (SE) t B (SE) t B (SE) t
Happy −0.22 (0.13) −1.68 −0.22 −1.66 −0.20 −1.57 −0.16 −1.23
(0.13) (0.13) (0.13)
ΔF Δ r 2 ΔF Δ r 2 ΔF Δ r 2 ΔF Δ r 2
Step 2 a 2.47* 0.11 3.97** 0.21 2.42+ 0.11 2.98* 0.15
B (SE) t B (SE) t B (SE) t B (SE) t
Happy −0.25 (0.15) −1.73 −0.32
(0.13)

2.38*
−0.11
(0.14)
−0.80 −0.13
(0.14)
0.18
Sad −0.08 (0.13) −1.73 0.30
(0.14)
2.13* 0.10
(0.13)
0.80 0.02 (0.13) 0.18
Scared 0.24 (0.14) 1.70 0.18
(0.14)
1.32 0.21
(0.13)
1.61 0.31 (0.14) 2.27*
Angry −0.02 (0.14) −0.12 0.44
(0.13)
3.35*
*
0.26
(0.14)
1.89 0.05(0.14) 0.34
Disgusted −0.04 (0.13) −0.32 −0.05
(0.13)
−0.38 −0.09
(0.14)
−0.63 −0.02
(0.13)
−0.15
Surprised −0.47 (0.14) −3.37** −0.27
(0.16)
−1.70 −0.28
(0.13)

2.13*
−0.39
(0.13)

3.06**

NOTES: M = mean, N = Number. r2 = adjusted r2.

a

Also includes gender and ethnicity as covariates, ΔF and Δ r2 given relative to model including both happy and covariates.

+

= p = .05

*

= p < .05;

**

= p < .01