Table 3.

Study 1 Multivariate regression model of past-year NSSI (n = 61).

	Zero-inflated negative binomial regression
Predictors	B (SE)	IRR	95% CI
Intercept	1.79 (1.25)	6.00	0.52 – 6.97
CGT Impulsivity***	0.04 (0.01)	1.04	1.02 – 1.06
SRS Self-criticism	0.02 (0.04)	1.02	0.95 – 1.10
SNAP-2 Impulsivity	0.05 (0.05)	1.05	0.95 – 1.16
Beck Depression Inventory-II	−0.06 (0.04)	0.09	0.87 – 1.02

Note. B = Beta; SE = Standard error; IRR = Incident Rate Ratio

^***p ≤ 0.001.