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Count of filiform papillae on the anterior region of the tongue by unit area (2.3 cm2). Magnification - 100x; protein-energy malnutrition group (electron microscopy).
| Protein-energy malnutrition group | Number of papillae per area | |||||
|---|---|---|---|---|---|---|
| D1 | 17 | 18 | 15 | 19 | 15 | |
| D2 | 16 | 14 | 10 | 12 | ||
| D3 | 11 | 12 | 14 | 11 | ||
| D4 | 14 | 14 | 15 | |||
| D5 | 13 | 12 | 10 | 11 | 15 | 10 |
| D6 | 11 | 11 | 11 | 14 | ||
| D7 | 11 | 11 | 11 | 12 | ||
| Average | 13 | |||||
| Standard deviation | 2,41 | |||||
| Sum | 390 | |||||
| Sum of squares | 5244 | |||||
