Table 4.

Regional differences in daily EMS activity across voivodeships: Kruskal–Wallis test results

Outcome	N (days × regions)	df	H	p-value
Total calls	496	15	474.11	< 0.001
Accepted calls	496	15	475.36	< 0.001
Ambulance dispatches	496	15	464.94	< 0.001

N − number of observations (days × regions); df − degrees of freedom; H − Kruskal–Wallis test statistic