Table 2. Transportation costs of TB patients in each study site (CNY).

Site	Visit times	Cost per round trip						Total transportation cost
		Mean	Median	P25~P75		p a		Mean	Median	P25~P75		Min	Max	pa
Shapingba	6-8	7.36	3.5	2	10	<0.001		55	27.5	14	80	0	350	<0.001
Wanzhou	3-8	19.18	16	5	30			79	64	20	120	0	400
Xianyou	6-8	17.19	15	10	20			121	105	70	140	0	490
Datian	6-8	23.08	20	6.5	40			162	140	46	280	0	700
Total		15.92	12	4	20			97	70	28	140	0	700

a: p-value from Kruskal Wallis Test