Table 1 Annotation information and video distribution of dataset

Diagnosis

0: No blepharospasm

0: No BSP

83

17

9

109

1: Blepharospasm in left eye

1: Monocular blepharospasm

25

5

6

36

2: Blepharospasm in left eye involving other facial muscles

60

14

19

93

3: Blepharospasm in right eye

16

6

6

28

4: Blepharospasm in right eye involving other facial muscles

56

5

20

81

5: Blepharospasm in both eye

2: Binocular blepharospasm

353

80

67

500

Severity

0: None

1: Mild

82

17

11

110

1: Increased blinking present only with external stimuli

122

25

25

172

2: Mild but spontaneous eyelid fluttering, definitely noticeable, possibly embarrassing, but not functionally disabling

2: Severe

167

50

42

259

3: Moderate, very noticeable spasm of eyelids only, mildly incapacitating

133

22

33

188

4: Severe, incapacitating spasm of eyelids and possibly other facial muscles

89

13

16

118

Frequency

0: None

1: Mild

81

16

10

107

1: Slightly increased frequency of blinking

84

18

18

120

2: Eyelid fluttering lasting less than 1 s in duration

2: Severe

122

34

30

186

3: Eyelid spasm lasting more than 1 s, but eyes open more than 50% of video time

136

27

20

183

4: persistent eye closure more than 50% of video time

170

32

49

251