Comparative study between radiation exposure in common urological procedures

Beni-Suef University Journal of Basic and Applied Sciences

Table 3 Cumulative dose according to the exposed personnel in each procedure

		N	Mean	SD	95% confidence interval for mean			Minimum	Maximum	p value
		N	Mean	SD	Median	Lower bound	Upper bound	Minimum	Maximum	p value
Surgeon dose	ESWL	33	2.4 μSv	4.8	0.43 μSv	0.74	4.1	0.009 μSv	22.4 μSv	0.000
	URS	33	18.5 μSv	15.7	14.5 μSv	12.9	24.1	0.370 μSv	54.0 μSv
	PCNL	33	73 μSv	76.8	104.4 μSv	45.7	100.2	2.400 μSv	354.5 μSv
	Total	99	31.3 μSv	54.2	39.7 μSv	20.5	42.1	0.009 μSv	354.5 μSv
Assistant dose	ESWL	33	0.9 μSv	1.6	5 μSv	0.3	1.5	0.002 μSv	6.7 μSv	0.000
	URS	33	14.3 μSv	14.0	8.7 μSv	9.3	19.3	0.150 μSv	52.2 μSv
	PCNL	33	51.3 μSv	47.2	82.3 μSv	34.5	68.0	2.400 μSv	179.7 μSv
	Total	99	22.2 μSv	35.3	32 μSv	15.1	29.2	0.002 μSv	179.7 μSv
Nurse dose	ESWL	33	0.8 μSv	1.4	5 μSv	0.28	1.3	0.002 μSv	6.7 μSv	0.000
	URS	33	13.1 μSv	13.6	7.4 μSv	8.2	17.9	0.150 μSv	52.2 μSv
	PCNL	33	47.6 μSv	40.1	82.3 μSv	33.4	61.9	2.400 μSv	167.9 μSv
	Total	99	20.5 μSv	31.4	31.5 μSv	14.2	26.7	0.002 μSv	167.9 μSv