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Table 1 Distribution of median and interquartile range of DLP values for each kind of CT examination as observed in the four centres. DLP values are expressed in milliGray∙cm (mGy∙cm)

From: Real practice radiation dose and dosimetric impact of radiological staff training in body CT examinations

 

Centre 1

Centre 2

Centre 3

Centre 4

p value

Median

IQR

No

Median

IQR

No

Median

IQR

No

Median

IQR

No

Chest (C−)

667

433÷907

103

580

500÷667

113

527

360÷713

97

680

513÷1053

127

<0.001

Chest (C+)

1647

973÷2487

37

1733

1120÷2133

35

887

707÷1133

48

1253

820÷1767

35

<0.001

Abdomen-pelvis (C−)

1000

780÷1133

30

660

647÷733

30

807

573÷993

30

967

633÷1247

191

<0.001

Abdomen-pelvis (C+)

2940

1840÷4727

72

2453

2180÷2913

81

1960

1513÷2700

84

3227

1960÷4547

79

<0.001

Whole body (C−)

1147

807÷1447

35

893

820÷940

35

747

587÷940

35

1167

733÷1600

36

<0.001

Whole body (C+)

3307

2407÷4847

49

2887

2747÷3433

54

2087

1593÷2507

71

2180

1373÷3400

509

<0.001

  1. C− indicates contrast unenhanced, C+ contrast enhanced