Table 1 Final multivariate models predicting HCC in the PROmiSe and mega-analyses samples.

From: Hair cortisol concentrations as a putative biomarker for suicidal behavior

PROmiSe Sample

Mega-Analyses Sample

Variable

Beta

SE

t

p

Variable

Beta

SE

t

p

Intercept

1.94

0.21

9.39

<0.001***

Intercept

2.76

0.29

9.6

<0.001***

Group (Ref = PC)

  

F(3, 158) = 5.41

 0.001** 

Group (Ref = PC)

  

F(3, 222) = 7

<0.001***

 SI

 0.05

0.21

0.24

 0.811

 SI

0.14

0.23

0.61

 0.545 

 SA

−0.27

0.21

−1.31

 0.191 

 SA

−0.10

0.24

−0.44

 0.661

 Suicide

−0.61

0.22

−2.76

 0.006** 

 Suicide

−0.74

0.26

−2.88

 0.004** 

Sex (Male)

 0.46

0.12

3.66

<0.001***

Sex (Male)

0.29

0.12

2.33

 0.021*

Batch

  

F(5, 158) = 4.71

<0.001***

Bipolar (lifetime)

0.33

0.15

2.27

 0.024* 

     

SUD (lifetime)

0.22

0.12

1.81

 0.072

     

Sample (PROmiSe)

−0.60

0.15

−3.99

<0.001***

     

Batch

  

F(5, 222) = 8.25

<0.001***

  1. PROmiSe sample: N = 170, F(9, 160) = 5.83, R2 = 0.25, p < 0.001. Mega-analyses sample: N = 237, F(12, 224) = 5.53, R2 = 0.29, p < 0.001.
  2. HCC hair cortisol concentration ln(pg/mg), SI suicidal ideation group, SA suicide attempt group, SUD substance use disorder.
  3. *p < 0.05; **p < 0.01; ***p < 0.001.
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