Women accounted for 55% of the 68.5 million total health care visits for back or neck pain in 2010, slightly more than the 51% of the population they represent. Total health care visits include hospital discharges, ED and outpatient clinic visits, and physician office visits. (Reference Table 9A.2 PDF [1] CSV [2])
Women also accounted for 54% of 488,000 hospital discharges for back pain that involved a spinal fusion procedure. (Reference Table 9A.2 PDF [1] CSV [2])
Links:
[1] https://www.boneandjointburden.org/docs/T9A.2.pdf
[2] https://www.boneandjointburden.org/docs/T9A.2.csv