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Table 1 Image quality ratings

From: Nonenhanced MR angiography of the pulmonary arteries using single-shot radial quiescent-interval slice-selective (QISS): a technical feasibility study

Segment

Nonenhanced  QISS BH

Nonenhanced  QISS Nav

Nonenhanced  3D Nav bSSFP

Friedman  P-value

CEMRA

Main Pulmonary Artery

1.0

1.1

1.6

NS

1.4

Right Pulmonary Artery

1.1

1.2

1.6

NS

1.4

Left Pulmonary Artery

1.1

1.2

1.6

NS

1.4

Right Upper Lobar Artery

1.3

1.6

2.0

NS

1.6

Right Lower Lobar Artery

1.3

1.5

2.0

NS

1.7

Left Upper Lobar Artery

1.7

1.7

2.3

NS

1.4

Left Lower Lobar Artery

1.3

1.7

2.0

NS

1.4

RUL-Apical

2.5

2.7

3.0

<0.01

1.9

RUL-Anterior

2.6

2.7

3.0

NS

2.1

RUL-Posterior

2.5

2.7

3.0

<0.01

2.1

RML-Lateral

2.6

2.7

3.1

<0.01

2.1

RML-Medial

2.6

2.7

3.0

<0.01

2.1

RLL-Superior

2.6

2.7

3.0

<0.01

2.1

RLL-Medial Basal

2.5

2.7

3.0

<0.05

2.1

RLL-Anterior Basal

2.5

2.7

3.0

<0.01

2.1

RLL-Lateral Basal

2.6

2.7

3.1

<0.05

2.1

RLL-Posterior Basal

2.4

2.7

3.1

<0.01

2.1

LUL-Apicoposterior

2.4

2.7

3.0

<0.05

2.1

LUL-Anterior

2.4

2.7

3.0

<0.05

2.2

LUL-Superior Lingular

2.5

2.7

3.0

<0.01

2.4

LUL-Inferior Lingular

2.5

2.7

3.0

<0.05

2.4

LLL-Superior

2.5

2.7

3.0

<0.01

2.4

LLL-Anteromedial Basal

2.5

2.7

3.0

<0.01

2.4

LLL-Lateral Basal

2.4

2.6

3.1

<0.01

2.2

LLL-Posterior Basal

2.2

2.4

3.1

<0.001

2.2

All Segments

2.1

2.3

2.7

<0.001

2.0

  1. Values are means across the three readers. BH breath-hold, Nav navigator-gated, bSSFP balanced steady-state free precession, RUL right upper lobe, RML right middle lobe, RLL right lower lobe, LUL left upper lobe, LLL left lower lobe, NS not significant