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. 2017 Nov 13;12(11):e0187819. doi: 10.1371/journal.pone.0187819

Table 4. Population attributable risk fraction of independent risk factors.

Risk factors PARF (%)
Gender (female) 8.75
Chronic stress–global stress index from TICS1 (Above normal range) 4.22
Muscular pain in the neck and shoulder region 10.64
Migraine 2.76
Total 26.37