A novel in-situ method to determine the respiratory tract deposition of carbonaceous particles reveals dangers of public commuting in highly polluted megacity

Table 4 Summary of descriptive statistics segregated between females (F) and males (M).

Variable	MV		BR		TV		BC		DDR		DF
Unit	L min⁻¹		# min⁻¹		L		μg m⁻³		μg hr⁻¹		%
Unit	F	M	F	M	F	M	F	M	F	M	F	M
min	1.6	2.2	7.0	7.5	0.14	0.23	22.6	21.1	1.0	1.4	26.4	20.3
max	12.6	17.1	24.5	22	1.3	1.4	124	110	26.7	23.5	59.8	81.7
median	6.9	7.2	12.5	11.8	0.55	0.73	69.8	57.0	7.7	8.2	39.7	41.4
mean	7.2	8.1	13.4	12.5	0.55	0.70	65.6	58.4	10.8	9.8	41.4	42.1
SD	3.5	4.0	4.2	4.4	0.29	0.37	29.5	25.9	7.6	6.2	8.3	13.5
CI	1.7	1.9	1.9	2.1	0.14	0.17	3.9	12.1	3.5	2.9	3.9	6.3
p-value	> 0.01		> 0.01		> 0.01		> 0.01		> 0.01		> 0.01
effsize r	0.1 (small)		0.2 (small)		0.3 (medium)		0.2 (small)		0.1 (small)		0.01 (small)

SD, standard deviation; CI, 95% confidence interval of the mean; p value calculated from the Wilcoxon rank sum test; effsize, r rank biserial

ISSN: 1743-8977