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. 2021 Oct 26;164(1):35–41. doi: 10.1007/s00701-021-05029-1

Table 2.

Incidence of CSI surgeries and concomitant neurologic deficits in the city of Bonn over a 6-year study period

Total/year [n] Incidence [100,000 person years]
Inhabitants 314,000 (min. 309,000; max. 320,000)
CSI surgeries 10.17 3.24
CSI surgeries in the upper cervical spine (C0-C2) 5.50 1.75
CSI surgeries in the subaxial cervical spine (C3-C7) 4.83 1.54
CSI with neurologic deficits 2 0.64