Table 3 Association between serum IL8 levels and risk of all cause, CVD and cancer related mortality expressed as hazard ratios (HR), 95% confidence intervals (CI)

All-cause mortality (n = 647)

869/127

849/153

843/178

803/189

 Crude (n = 4011)

1

1.21 (0.95–1.53)

1.40 (1.11–1.76)

1.54 (1.23–1.93)

 Model 1a (n = 3845)

1

1.13 (0.89–1.45)

1.34 (1.06–1.70)

1.35 (1.07–1.71)

 Model 1b (n = 3837)

1

1.09 (0.85–1.39)

1.27 (1.01–1.62)

1.28 (1.02–1.63)

CVD related mortality (n = 136)

885/24

881/38

878/32

868/42

 Crude (n = 3648)

1

1.58 (0.95–2.64)

1.35 (0.79–2.29)

1.80 (1.01–2.97)

 Model 1a (n = 3509)

1

1.48 (0.80–2.32)

1.35 (0.77–2.36)

1.48 (0.87–2.53)

 Model 1b (n = 3504)

1

1.37 (0.79–2.38)

1.24 (0.71–2.17)

1.35 (0.79–2.32)

Cancer related mortality (n = 266)

906/55

903/68

934/64

887/79

 Crude (n = 3896)

1

1.23 (0.89–1.78)

1.15 (0.80–1.65)

1.46 (1.04–2.07)

 Model 1a (n = 3732)

1

1.18 (0.82–1.71)

1.09 (0.75–1.59)

1.27 (0.89–1.82)

 Model 1b (n = 3724)

1

1.15 (0.79–1.66)

1.06 (0.73–1.53)

1.23 (0.86–1.77)