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Regional pattern of syntactic overlap between NAPs within the same region
| Mean syntactic overlap (percentage) | Number of observations with syntactic overlap over 10% | Number of observations with syntactic overlap over 50% | |
|---|---|---|---|
| SEARO | 10.8 | 14 | 10 |
| EMRO | 7.9 | 24 | 0 |
| PAHO | 7.0 | 1 | 0 |
| AFRO | 6.3 | 9 | 0 |
| EURO | 4.5 | 7 | 0 |
| WPRO | 3.7 | 1 | 0 |
Legend: Sample of 59 NAPs; n = 598 (each of the 59 NAPs are compared to other NAPs in the same region). In descending order according to mean syntactic overlap
