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Table 2 Arm and finger measurements

From: Correlation of patient characteristics with arm and finger measurements in Asian parturients: a preliminary study

 

Non-obesea

N = 194

Obesea

N = 106

Total

N = 300

Right arm measurements (cm)

 Length

33.9 ± 2.2

[28, 40]

34.4 ± 2.5

[26, 41]

34.1 ± 2.3

[26, 41]

 Proximal circumference

29.1 ± 3.3

[20, 38]

35.0 ± 5.0

[14, 49]

31.4 ± 4.9

[14, 49]

 MAC

25.5 ± 2.6

[20, 36]

31.4 ± 4.0

[15, 43]

27.6 ± 4.2

[15, 43]

 Distal circumference

23.7 ± 2.3

[19, 34]

28.7 ± 3.6

[13, 40]

25.4 ± 3.7

[13, 40]

Left arm measurements (cm)

 Length

33.9 ± 2.2

[27, 41]

34.4 ± 2.4

[26, 40]

34.1 ± 2.3

[26, 41]

 Proximal circumference

29.1 ± 3.3

[19, 38]

35.5 ± 4.5

[14, 49]

31.2 ± 4.9

[14, 49]

 MAC

25.5 ± 2.7

[19, 37]

31.4 ± 4.0

[15, 43]

27.6 ± 4.3

[15, 43]

 Distal circumference

23.7 ± 2.4

[19, 35]

28.7 ± 3.6

[13, 41]

25.5 ± 3.7

[13, 41]

Right arm conicity index (%)

5.1 ± 2.0 [1, 12]

6.4 ± 2.3 [1, 14]

5.6 ± 2.2 [1, 14]

Left arm conicity index (%)

4.8 ± 1.9 [0, 10]

6.2 ± 2.0 [1, 12]

5.3 ± 2.1 [0, 12]

Right finger circumference (cm)

5.2 ± 0.3 [5, 6]

5.5 ± 0.4 [5, 7]

5.3 ± 0.4 [4, 7]

Left finger circumference (cm)

5.1 ± 0.3 [4, 6]

5.5 ± 0.3 [5, 7]

5.2 ± 0.4 [4, 7]

  1. Values are represented as mean ± standard deviation (SD) [min, max]
  2. BMI body mass index; MAC mid-arm circumference
  3. a Obese and non-obese groups were defined as BMI ≥ 30 kg/m2 and BMI < 30 kg/m2 respectively