Skip to main content

Table 2 Intra-rater reliability and descriptive statistics for measurements of cervical spine ROM using the iPhone

From: Reliability and criterion validity of two applications of the iPhone™ to measure cervical range of motion in healthy participants

 

Examiner 1 / iPhone 4

Examiner 2 / iPhone 3 GS

Trial 1 (Mean ± SD)

Trial 2 (Mean ± SD)

ICC

95% CI for ICC

Trial 1 (Mean ± SD)

Trial 2 (Mean ± SD)

ICC

95% CI for ICC

Flexion

55,3° ± 9,9°

56,6° ± 8,2°

0,78

0,58-0,89

58,9° ± 8,1°

61,4° ± 8,0°

0,68

0,41-0,84

Extension

83,3° ± 15,2°

81,1° ± 14,6°

0,84

0,69-0,92

90,7° ± 15,9°

84,3° ± 13,2°

0,42

0,06-0,68

Right lateral flexion

44,6° ± 8,3°

46,5° ± 8,7°

0,77

0,56-0,89

52,0° ± 8,1°

41,5° ± 7,2°

0,68

0,42-0,83

Left lateral flexion

46,6° ± 7,1°

48,3° ± 7,6°

0,78

0,59-0,89

50,0° ± 6,2°

49,9° ± 6,7°

0,68

0,41-0,84

Right rotation

71,1° ± 15,8°

73,6° ± 13,4°

0,74

0,51-0,87

87,8° ± 31,0°

91,7° ± 27,6°

0,17

−0,21-0,5

Left rotation

74,5° ± 16,2°

76,2° ± 13,1°

0,66

0,39-0,83

87,6° ± 29,0°

76,3° ± 24,5°

0,28

−0,54-0,67