Table III. Logistic regression.

Factors	B	SE	Wald	DF	Significance	Exp (B)
Collaboration	–0.79	0.30	6.90	1	0.00	0.45
Sensation	–1.88	1.11	2.83	1	0.09	0.15
Delayed trigger	2.04	0.34	34.76	1	0.00	7.71
Age/10	–0.17	0.08	3.98	1	0.04	0.83
Deg. neurological dis.	–0.96	0.45	4.55	1	0.03	0.37
Cough – penetration	2.77	0.27	103.16	1	0.00	16.01
Constant	1.30	1.25	1.08	1	0.29	3.68

B: Logistic regression coefficient.

SE: standard error.

Wald: Wald statistic.

DF: degrees of freedom.

Significance: probability of significance.

Exp (B): adjusted Odds ratio, impact on the classification outcome ⁷.