Table 4.

Multivariate logistic regression analysis of clinical variables and delayed presentation (total diagnostic delay)

Variable	Late diagnosis ≥7 days
	Odds ratio	95% CI	P-value
Chest pain	0.51	0.28 to 0.92	0.03a
Calf pain	0.49	0.24 to 0.98	0.05a
Dyspnoea	2.21	0.95 to 5.15	0.07
Comorbidity	1.48	0.80 to 2.74	0.21
Decreased breath sounds	0.49	0.16 to 1.53	0.22
Cough	1.33	0.71 to 2.48	0.38

^aStatistically significant.