Fig. 2

a: Unadjusted estimates and 95 % posterior intervals (95 % PI) for the Poisson regression (log) coefficients for the age group predictors (in 10-year age stratum) of primary total shoulder arthroplasty for males. b: Unadjusted estimates and 95 % posterior intervals (95 % PI) for the Poisson regression (log) coefficients for the age group predictors (in 10-year age stratum) of primary total shoulder arthroplasty for females