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Table 2 Comparison of baseline characteristics between complete data and data processed by 8 missing data imputation methods (Continuous variable data)

From: Comparison of the effects of imputation methods for missing data in predictive modelling of cohort study datasets

Characteristics

ALL

Simple

Regression

EM

MICE

KNN

Cluster

RF

Cart

SBP (mmHg)

128.5±19.75

128.69±17.67

128.57±19.74

128.6±18.46

128.62±19.9

128.5±19.15

128.58±19.7

128.55±18.78

128.42±18.43

DBP (mmHg)

75±12.31

75.03±11.05

74.96±12.36

75.04±11.53

75.02±13.33

74.99±11.88

75.07±12.34

75.01±11.63

74.97±11.53

Height (cm)

163.27±8.56

163.22±7.65

163.27±8.53

163.26±7.94

163.21±8.56

163.27±8.33

163.18±8.53

163.27±8.15

163.24±8.07

Weight (kg)

69.49±12.91

69.62±11.5

69.51±12.85

69.5±12.32

69.42±12.9

69.48±12.6

69.44±12.88

69.5±12.46

69.47±12.22

Hipline (cm)

101.35±9.75

101.32±8.77

101.31±9.83

101.31±9.35

101.3±9.72

101.34±9.49

101.27±9.76

101.32±9.4

101.25±9.26

Waistline (cm)

91.74±13.67

91.78±12.14

91.74±13.62

91.74±12.8

91.69±13.69

91.74±13.29

91.61±13.52

91.73±13.09

91.67±12.88

A/G

1.59±0.38

1.58±0.33

1.59±0.37

1.58±0.34

1.58±0.36

1.59±0.36

1.58±0.37

1.59±0.35

1.58±0.34

ALB (g/L)

45.41±4.27

45.44±3.81

45.4±4.31

45.43±3.86

44.44±4.3

45.43±4.11

45.42±4.23

45.44±3.98

45.44±3.9

ALP (U/L)

71.31±22.93

71.26±20.28

71.24±22.87

71.29±20.55

71.5±22.77

71.26±21.99

71.11±22.48

71.33±21.02

71.29±20.44

AST (mmol/L)

24.57±13.5

24.66±12.53

24.67±14.08

24.64±12.72

24.63±13.8

24.57±13.23

24.67±14.33

24.61±12.86

24.59±12.71

APOA (g/L)

1.09±0.23

1.09±0.20

1.09±0.23

1.09±0.21

1.09±0.23

1.09±0.22

1.09±0.23

1.09±0.21

1.09±0.21

APOB (g/L)

0.95±0.26

0.95±0.23

0.95±0.26

0.95±0.25

0.95±0.26

0.95±0.25

0.95±0.26

0.95±0.25

0.95±0.25

APOA/B

1.24±0.47

1.23±0.42

1.23±0.47

1.24±0.44

1.24±0.47

1.23±0.46

1.23±0.46

1.24±0.45

1.23±0.43

GLU (mmol/L)

5.03±2.1

5.03±1.88

5.02±2.09

5.03±1.9

5.03±2.15

5.03±2.01

5.04±2.19

5.03±1.94

5.03±1.90

CKMB (ng/L)

19.46±21.15

19.45±18.99

19.37±20.83

19.48±19.09

19.4±20.99

19.44±20.34

19.4±21.01

19.49±19.62

19.44±19.06

CR (μmol/L)

71.55±16.35

71.50±13.98

71.51±16.36

71.53±14.26

71.47±15.87

71.54±15.48

71.47±15.65

71.53±14.72

71.52±14.28

GLB (g/L)

29.67±5.37

29.69±4.79

29.70±5.33

29.69±4.94

29.69±5.37

29.67±5.18

29.67±5.25

29.67±5.05

29.68±4.96

GGT (U/L)

18.74±16.67

18.76±14.90

18.67±16.42

18.73±15.29

18.8±16.78

18.69±16.08

18.71±16.45

18.77±15.53

18.7±15.17

ALT (mmol/L)

28.95±20.93

28.88±18.97

28.82±20.86

28.91±19.42

28.73±20.69

28.89±20.41

28.63±20.79

28.92±19.87

28.79±19.46

HDL (mmol/L)

1.58±0.64

1.58±0.56

1.58±0.64

1.58±0.58

1.58±0.64

1.58±0.61

1.58±0.64

1.58±0.59

1.58±0.58

LDL (mmol/L)

2.63±1.16

2.63±1.05

2.64±1.2

2.64±1.09

2.64±1.17

2.63±1.12

2.64±1.14

2.64±1.09

2.63±1.1

TC (mmol/L)

4.71±1.82

4.72±1.66

4.7±1.76

4.72±1.70

4.7±1.82

4.71±1.79

4.72±1.82

4.72±1.75

4.71±1.71

TG (mmol/L)

1.74±1.4

1.74±1.25

1.74±1.42

1.73±1.28

1.73±1.42

1.73±1.36

1.74±1.4

1.73±1.31

1.73±1.28

TBIL (umol/L)

11.13±9.59

11.10±6.98

11.17±9.35

11.08±7.16

11.06±7.58

11.13±9.41

11.07±7.73

11.09±7.97

11.04±7.19

DBIL (umol/L)

4.54±2.51

4.52±2.23

4.52±2.44

4.53±2.26

4.52±2.5

4.54±2.43

4.54±2.53

4.53±2.32

4.53±2.3

  1. Continuous variable data are expressed as mean ± standard deviation