Table 5.

Applicable thickness ranges and exposure comparison.

Anatomic region	Applicability		Exposure comparison
		1-HVL wide thickness range (mm)	Incidence (%)	Output from provisional technique (mR@1 m)	Output from published technique1 (mR@1 m)	Change from published technique (%)
Fifth finger (AP/PA)	1–29	$\sim 100$	1.4	—	—
Fifth finger (LAT)	1–31	$\sim 100$	1.5	—	—
Third finger (AP/PA)	2–32	$\sim 100$	1.5	—	—
Third finger (LAT)	4–34	$\sim 100$	1.6	—	—
Thumb (AP/PA)	2–32	$\sim 100$	1.5	—	—
Thumb (LAT)	6–36	$\sim 100$	1.7	—	—
Hand (AP/PA)	41–71	97.4	3.8	6.3*	−40
Hand (LAT)	85–115	90.2	10	11*	−9.2
Wrist (AP/PA)	21–51	$\sim 100$	2.4	4.7*	−50
Wrist (LAT)	40–70	99.89	3.7	9.6*	−62
Elbow (LAT)	55–87	$\sim 100$	4.8	15*	−68
Arm (AP)	79–121	84.2	25	12*	+120
Arm (LAT)	79–121	84.2	25	16*	+57
Foot (AP/PA)	59–91	96.8	5.2	8.8*	−41
Foot (LAT)	81–113	98.5	8.3	10*	−61
Ankle (LAT)	56–88	99.6	4.9	12*	−60
Leg (AP)	104–144	81.9	9.3	12*	−34
Leg (LAT)	104–144	81.9	9.3	14*	−23
Knee (LAT)	82–121	99.1	6.2	15*	−58
Thigh (AP)	147–191	59.2	71	240*	−70
Thigh (LAT)	174–218	68.7	110	380*	−71
Vertebrae C1–C3 (AP)	102–144	93.6	38	70*	−46
Vertebrae C4–C7 (AP)	102–144	93.6	38	70*	−46
Cervical spine (LAT)	115–157	75.0	47	93*	−50
Thoracic spine (AP)	231–311	74.7	51	520*	−90
Thoracic spine (LAT)	286–368	77.1	75	840*	−91
Lumbar spine (AP)	201–247	56.4	150	270	−44
Lumbar spine (LAT)	263–313	50.4	250	930*	−73
Pelvis (AP) (Female)	229–277	50.7	200	400*	−50
Pelvis (AP) (Male)	210–258	74.4	150	400*	−62
Skull (PA)	168–214	98.0	89	180	−50
Skull (LAT)	129–171	99.5	59	80	−26
Sinuses-frontal (PA)	169–213	97.4	100	160	−37
Sinuses-maxillary (PA)	175–219	97.7	110	180	−37
Sinuses (LAT)	128–172	99.6	53	60	−13
Mandible (LAT)	86–134	99.6	24	—	—
Chest (PA)	223–319	82.4	58	37*	−38
Chest (LAT)	279–375	84.6	86	150*	−43

¹An asterisk indicates technique selected for modern median thickness.