Table 2. Open in new tab Multiple...

Covariate	Suicide ideation	Suicide plan	Suicide attempt
NfL	1.321^a	.260	1.637^a	.040^*	1.938^a	.014^*
Age	0.986	.455	0.962	.036^*	0.962	.068
Sex	0.994	.992	0.416	.135	0.179	.039^*
Smoking	13.046	.016^*	2.546	.099	3.5161	.033^*
Pseudo R²	0.097	0.080	0.136

Covariate	Suicide ideation	Suicide plan	Suicide attempt
NfL	1.321^a	.260	1.637^a	.040^*	1.938^a	.014^*
Age	0.986	.455	0.962	.036^*	0.962	.068
Sex	0.994	.992	0.416	.135	0.179	.039^*
Smoking	13.046	.016^*	2.546	.099	3.5161	.033^*
Pseudo R²	0.097	0.080	0.136

Table 2.

Multiple logistic regression for the associations between NfL levels and suicidal behaviors in patients with major depressive disorder and controls (N = 113).

Covariate	Suicide ideation		Suicide plan		Suicide attempt
Covariate	OR	P	OR	P	OR	P
NfL	1.321^a	.260	1.637^a	.040^*	1.938^a	.014^*
Age	0.986	.455	0.962	.036^*	0.962	.068
Sex	0.994	.992	0.416	.135	0.179	.039^*
Smoking	13.046	.016^*	2.546	.099	3.5161	.033^*
Pseudo R²	0.097		0.080		0.136

Covariate	Suicide ideation		Suicide plan		Suicide attempt
Covariate	OR	P	OR	P	OR	P
NfL	1.321^a	.260	1.637^a	.040^*	1.938^a	.014^*
Age	0.986	.455	0.962	.036^*	0.962	.068
Sex	0.994	.992	0.416	.135	0.179	.039^*
Smoking	13.046	.016^*	2.546	.099	3.5161	.033^*
Pseudo R²	0.097		0.080		0.136

^aOR for per 10-unit (pg/mL) increase in NfL.

Significance level,

^*P < .05.

NfL, neurofilament light chain; OR, odds ratio.

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