Table 4.

Comparison between DAP (median values and range (in parenthesis)) obtained in the present study with published DAP (mean values) data.

		DAP ( $mGy.c{m}^2$ ) per Radiological Examination
	Abdomen AP, PA	Chest PA, LAT	LSJ AP, LAT	Pelvis AP, LAT	PNS PA, LAT	Skull AP, LAT
This study:
UCH
Male	661 (539–719)	142 (104–209)	350 (230–575)	501	230 (109–488)	433 (228–783)
Female	NA	127 (104–187)	437 (137–992)	368 (163–574)	422 (100–522)	433 (228–783)
OAUTHC
Male	NA	4853 (2026–7584)	NA	NA	NA	NA
Female	NA	3950 (1663–6173)	NA	NA	NA	NA
TDC
Male	452 (507–634)	206 (156–373)	263 (193–333)	454 (274–634)	166 (122–211)	NA
Female	434 (317–551)	193 (168–206)	333 (199–416)	488 (295–681)	247 (211–283)	NA
NHA
Male	694	258 (182–388)	NA	279	NA	153 (113–192)
Female	NA	303 (182–388)	585 (476–694)	694	NA	NA
Other studies:
Theocharopoulos et al.( 6 )	700	170	NA	NA	NA	310
Nickoloff et al.( 1 )	3850	400	1900	NA	NA	NA
Hart et al.( 18 )	3000	120	3000	3000	NA	NA
Hart and Wall( 20 )	2600	110	2550	2100	NA	635

Notes: $\text{LSJ}\hspace{0.17em}=\hspace{0.17em}\text{lumbo}\hspace{0.17em}\text{sacral}\hspace{0.17em}\text{joint}$; $\text{PNS}\hspace{0.17em}=\hspace{0.17em}\text{paranasal}\hspace{0.17em}\text{sinus}$; $\text{AP}\hspace{0.17em}=\hspace{0.17em}\text{antero}-\text{posterior}$; $\text{PA}\hspace{0.17em}=\hspace{0.17em}\text{postero}-\text{anterior}$; $\text{LAT}\hspace{0.17em}=\hspace{0.17em}\text{lateral}$; $\text{NA}\hspace{0.17em}=\hspace{0.17em}\text{not}\hspace{0.17em}\text{available}$.