Table 1

 Rates of first diagnosis of PMR, age standardised incidence ratios, and age adjusted rates by year of diagnosis

Year of 1st diagnosisNo of casesIncidence rateSIR*Age adjusted incidence rate†/10 000 person-years (95% CI)Sex ratio (F:M)
*SIR  =  age standardised incidence ratio; †age adjusted incidence rate  =  overall incidence rate × SIR/100.
19905506.98826.92 (6.4 to 7.5)2.1
199111576.96826.88 (6.5 to 7.3)1.8
199214587.85927.78 (7.4 to 8.2)2.0
199314457.89937.84 (7.4 to 8.2)2.0
199415158.581018.54 (8.1 to 9.0)2.1
199515118.611028.59 (8.2 to 9.0)2.3
199614088.821058.85 (8.4 to 9.3)2.2
199713348.891068.94 (8.5 to 9.4)1.9
199813139.081089.13 (8.7 to 9.6)2.1
199912779.321129.43 (8.9 to 10.0)1.9
200011499.001089.13 (8.6 to 9.7)2.0
20018969.131109.25 (8.7 to 9.9)2.3
Total150138.421008.42 (8.3 to 8.6)2.0