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Table 18 Right atrial diameter and area in the adult for men and women, bSSFP technique

From: Reference ranges (“normal values”) for cardiovascular magnetic resonance (CMR) in adults and children: 2020 update

Parameter

Men

Women

n

Meanp

SDp

LL–ULd

n

Meanp

SDp

LL–ULd

Max. RA area 2Ch (cm2)a

60

23

4

15–31

60

21

4

13–29

Max. RA area 2Ch/BSA (cm2/m2)a

60

12

2

7–17

60

12

2

7–17

Max. RA area 4Ch (cm2)b

324

21

4

13–30

284

19

3

12–26

Max. RA area 4Ch/BSA (cm2/m2)b

324

11

2

7–15

284

12

2

8–15

Max. RA longitudinal diameter 2Ch (cm)c

126

5.5

0.6

4.2–6.7

129

5.1

0.6

3.9–6.3

Max. RA longitudinal diameter 2Ch/BSA (cm/m2)c

126

3.0

0.4

2.3–3.7

129

3.2

0.4

2.3–4.1

Max. RA transverse diameter 2Ch (cm)c

126

4.2

0.9

2.4–6.0

129

4.1

0.9

2.4–5.9

Max. RA transverse diameter 2Ch/BSA (cm/m2)c

126

2.3

0.5

1.3–3.3

129

2.6

0.6

1.5–3.7

Max. RA longitudinal diameter 4Ch (cm)c

126

5.3

0.6

4.0–6.6

129

5.1

0.6

4.0–6.3

Max. RA longitudinal diameter 4Ch/BSA (cm/m2)c

126

2.9

0.4

2.2–3.7

129

3.2

0.4

2.4–4.0

Max. RA transverse diameter 4Ch (cm)c

126

4.8

0.6

3.7–5.9

129

4.3

0.6

3.2–5.4

Max. RA transverse diameter 4Ch/BSA (cm/m2)c

126

2.6

0.3

2.1–3.2

129

2.7

0.3

2.0–3.4

  1. n number of study subjects included in the weighted mean values, meanp pooled weighted mean, SDp pooled standard deviation, LL lower limit, UL upper limit, Max. maximal, RA right atrial, 2Ch 2 chamber view, 3Ch 3 chamber view, 4Ch 4 chamber view, BSA body surface area
  2. aValues from reference [37]
  3. bPooled weighted values from references [11, 18, 37]
  4. cPooled weighted values from references [33, 37]
  5. dCalculated as meanp ± 2*SDp