Table 3 Diagnostic accuracy of AS accumulation in the gastrointestinal tract for Parkinson’s disease

From: Diagnostic accuracy and predictors of alpha-synuclein accumulation in the gastrointestinal tract of Parkinson’s disease

Region

Full layer evaluation (%)

Mucosal/submucosal evaluation (%)

Accuracy

Sensitivity

Specificity

Accuracy

Sensitivity

Specificity

Entire GI tract

83.3

75.3

91.5

70.5

46.9

94.7

UGI (stomach + esophagus)

84.3

83.6

84.9

77.6

64.8

90.6

LGI (colon + rectum)

81.9

64.3

100

61.5

23.8

100

  1. AS alpha-synuclein, UGI upper gastrointestinal tract, LGI lower gastrointestinal tract.