Table 4 Comparison of intraoperative navigation orientation accuracy (mm) between two navigation surgery groups.

From: An excellent navigation system and experience in craniomaxillofacial navigation surgery: a double-center study

Point

Group

Number of patients

Mean

Standard deviation

Minimum

P25

Median

P75

Maximum

Statistical magnitude (t)

P-value

1

Experimental

28

0.66

0.14

0.45

0.57

0.63

0.77

0.92

2.1772

0.0339

Control

27

0.75

0.16

0.48

0.60

0.75

0.83

1.16

2

Experimental

28

0.99

0.25

0.60

0.80

0.91

1.21

1.44

0.5917

0.5566

Control

27

1.03

0.22

0.65

0.85

0.98

1.22

1.53

3

Experimental

28

1.03

0.21

0.36

0.95

1.04

1.14

1.37

2.5465

0.0138

Control

27

1.18

0.22

0.72

1.06

1.16

1.34

1.68

4

Experimental

28

1.02

0.25

0.51

0.84

1.04

1.22

1.44

1.8726

0.0666

Control

27

1.14

0.23

0.66

0.96

1.13

1.25

1.68

5

Experimental

28

1.01

0.25

0.50

0.86

1.01

1.18

1.47

1.6560

0.1036

Control

27

1.11

0.19

0.78

1.00

1.07

1.26

1.51

6

Experimental

28

1.06

0.24

0.64

0.88

1.05

1.21

1.61

1.2265

0.2254

Control

27

1.14

0.23

0.65

0.98

1.11

1.33

1.58

7

Experimental

28

1.04

0.27

0.60

0.78

1.00

1.28

1.52

1.0343

0.3057

Control

27

1.11

0.21

0.75

0.96

1.11

1.28

1.57

8

Experimental

28

1.03

0.24

0.68

0.85

1.05

1.20

1.48

2.0347

0.0469

Control

27

1.15

0.20

0.74

1.03

1.17

1.33

1.52

  1. Using the group t test for statistics; the statistical magnitude was t.
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