Table 2.

Temporal features of the 844 malaria cases imported during 2012 to 2018

	Days from return to the onset, median (IQR)	H	P-value	Days from the onset to the first medical visit, median (IQR)	H	P-value	Days from the first medical visit to diagnosis, median (IQR)	H	P-value	Days from the onset to treatment, median (IQR)	H	P-value
P. falciparum	5 (1, 10)	228.9	< 0.01*	1 (0, 2)	8.8	0.032*	1 (1, 2)	3.643	0.30*	3 (2, 5)	19.7	< 0.01*
P. vivax	26 (6, 99.5)	–	–	1 (0, 3.5)	–	–	2 (1, 4)	–	–	4 (2, 7.5)	–	–
P. ovale	62.5 (18, 182.5)	–	–	1 (0, 3)	–	–	1 (1, 3)	–	–	4 (2, 7)	–	–
P. malariae	22 (8, 43)	–	–	3 (0, 9)	–	–	1 (1, 3)	–	–	6 (3, 11)	–	–
P. falciparum vs. P. vivax	–	−216.9	< 0.01†	–	−26.8	1.00†	–	–	–	–	−56.3	0.13†
P. ovale	–	−228.0	< 0.01†	–	−27.5	1.00†	–	–	–	–	−89.9	0.21†
P. malariae	–	−345.7	< 0.01†	–	−120.4	0.032†	–	–	–	–	−155	0.003†

IQR = interquartile range; P. = Plasmodium.

* Differences in medians were compared using the Kruskal–Wallis H test (multiple independent samples).

† The Bonferroni-corrected post hoc test was conducted to adjust the observed significant level for multiple comparisons.