Research Article
Pterygospinous Bar and Foramen in the Adult Human Skulls of North India: Its Incidence and Clinical Relevance
Table 3
Comparative table for incidence of ossified pterygospinous ligament.
| S. number | Research worker | Year | Skulls studied | Total incidence | Incompletely ossified PS ligament in | Completely ossified PS bar in |
| 1 | Wood [5] | 1931 | Hawaiian | 8% | | | 2 | Kapur et al. [7] | 2000 | Croats | 18.36% | 14.7% | 3.6% | 3 | Peker et al. [8] | 2002 | Anatolian | 5.5% | — | 5.5% | 4 |
Lüdinghausen et al. [10] | 2006 | German | 6% | — | 6% | 5 | Nayak et al. [11] | 2007 | Indian | 9.61% | 3.84% | 5.76% | 6 | Antonopoulou et al. [12] | 2008 | Greek | 14% | 12% | 2% | 7 | Shinde et al. [13] | 2011 | Indian | 3.07% | 3.07% | — | 8 | Agarwal et al. [14] | 2012 | Indian | 9.7% | 6.72% | 2.98% | 9 | Present study | 2013 | Indian | 10.2% | 6.2% | 4% |
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