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Table 7 Correlation and regression statistics for individual parameters and indices of sacral morphometric against stature in validation analysis

From: Stature estimation of the Malaysian population based on sacrum CT scans

No.

N

Regression formula

SEE

R value

Mean Abs deviation

MSE

AWR (%)

P1

297

131.903 + 2.711 (P1)

8.714

0.178*

6.759

64.648

75.00

P2

305

152.298 + 1.900 (P2)

9.305

0.143*

6.550

62.834

76.79

P3

299

126.885 + 11.304 (P3)

8.488

0.393*

4.988

40.279

87.50

P4

305

155.764 + 1.794 (P4)

9.373

− 0.078

6.815

67.296

71.43

P5

304

153.663 + 2.500 (P5)

9.342

− 0.109

6.920

68.399

71.43

P6

305

125.401 + 3.531 (P6)

8.739

0.369*

7.185

72.318

71.43

P7

305

115.031 + 8.504 (P7)

7.973

0.530*

5.719

48.094

78.57

P8

305

114.619 + 8.480 (P8)

7.813

0.556*

5.210

39.879

78.57

P9

296

141.601 + 3.813 (P9)

8.890

0.231*

6.596

61.576

76.79

P10

296

142.825 + 3.612 (P10)

8.908

0.213*

6.515

61.074

78.57

I1

293

185.969 − 0.224 (I1)

8.656

− 0.235*

7.064

71.343

67.86

I2

297

161.977 − 0.004 (I2)

8.855

− 0.003

6.777

67.042

67.86

I3

297

138.759 + 0.353 (I3)

8.955

0.252*

6.118

57.711

80.36

I4

299

162.858 − 0.022 (I4)

9.463

− 0.033

6.669

65.328

75.00

I5

297

127.861 + 0.679 (I5)

8.081

0.409*

5.823

50.828

82.14

I6

290

169.042 − 0.126 (I6)

9.095

− 0.118*

6.536

62.600

75.00

  1. Unit in centimetre (cm); highly significant results are in bold
  2. SEE standard error of estimation for the generated regression formula, R value Pearson correlation coefficient, MSE mean squared error, AWR accuracy percentage of estimated stature within SEE range compared to actual stature
  3. *p < 0.05 whereby significant correlation and regression are assumed