Table 3 Hazard ratio (HRs) and 95% confidence interval (CI) of new-onset arthritis in relation to baseline characteristics in different age groups

5688

1.000 (0.997–1.003)

0.751

1.000 (0.997–1.003)

0.835

6354

0.998 (0.994–1.003)

0.548

0.999 (0.994–1.004)

0.827

5357

1.001 (0.998–1.004)

0.465

1.000 (0.998–1.003)

0.812

6236

0.997 (0.993–1.001)

0.114

0.997 (0.993-1.000)

0.077

5620

1.000 (0.985–1.015)

0.974

0.993 (0.975–1.010)

0.401

6270

1.010 (0.991–1.030)

0.308

1.001 (0.978–1.025)

0.935

5274

1.006 (0.995–1.016)

0.301

1.004 (0.993–1.015)

0.450

6141

1.013 (1.002–1.024)

0.023

1.010 (0.998–1.022)

0.115

4956

0.819 (0.696–0.964)

0.016

0.760 (0.640–0.902)

0.002

5546

1.128 (0.909–1.398)

0.274

1.052 (0.834–1.328)

0.668

4582

0.938 (0.822–1.070)

0.343

0.906 (0.790–1.040)

0.161

5364

1.194 (1.048–1.360)

0.008

1.133 (0.987–1.301)

0.077

3771

1.007 (0.998–1.017)

0.129

1.009 (0.999–1.019)

0.076

4217

0.994 (0.978–1.010)

0.431

0.996 (0.979–1.012)

0.611

3432

1.005 (0.996–1.015)

0.247

1.006 (0.997–1.015)

0.204

4009

0.971 (0.958–0.984)

<0.001

0.973 (0.959–0.986)

<0.001

5674

1.000 (1.000-1.001)

0.427

1.000 (1.000-1.001)

0.701

6340

1.000 (0.999–1.001)

0.648

1.000 (0.999–1.001)

0.959

5341

1.000 (1.000-1.001)

0.382

1.000 (1.000-1.001)

0.756

6216

1.001 (1.000-1.001)

0.004

1.001 (1.000-1.001)

0.045