0 |
Normal: Normal facial expression |
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Normal: Normal facial expression |
1 |
Slight: Minimal masked faces manifested only by decreased frequency of blinking |
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Slight: Minimal masked faces manifested only by decreased frequency of blinking |
2 |
Mild: In addition to decreased eye-blink frequency, Masked faces present in the lower face as well, namely fewer movements around the mouth, such as less spontaneous smiling, but lips not parted |
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Mild: In addition to decreased eye-blink frequency, Masked faces present in the lower face as well, namely fewer movements around the mouth, such as less spontaneous smiling, but lips not parted |
3 |
Moderate: Masked faces with lips parted some of the time when the mouth is at rest |
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Moderate: Masked faces with lips parted some of the time when the mouth is at rest |
4 |
Severe: Masked faces with lips parted most of the time when the mouth is at rest |
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Severe: Masked faces with lips parted most of the time when the mouth is at rest |