Relation between breast cancer and socioeconomic and lifestyle factors assessed by Pearson's correlation coefficient (r)
| Socioeconomic, lifestyle factors | Mean in Malmö | Ratio stage II+/0-I | Incidence/105 | Case-fatality rate (%) | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| r | p | r | p | r | p | ||||||||
| Income (SEK) | 156 005 | −0.48 | 0.052-150 | 0.03 | 0.91 | −0.43 | 0.08 | ||||||
| Income support (%) | 11 | 0.38 | 0.13 | −0.16 | 0.54 | 0.51 | 0.042-150 | ||||||
| Registered unemployment (%) | 4 | 0.66 | 0.0042-150 | −0.10 | 0.70 | 0.57 | 0.022-150 | ||||||
| Low educational level (%) | 40 | 0.08 | 0.75 | −0.19 | 0.47 | 0.19 | 0.48 | ||||||
| Manual workers (%) | 47 | 0.21 | 0.41 | −0.04 | 0.89 | 0.35 | 0.16 | ||||||
| Foreign background (%) | 22 | 0.26 | 0.31 | −0.16 | 0.54 | 0.41 | 0.10 | ||||||
| Migration (%) | 15 | 0.35 | 0.18 | 0.08 | 0.76 | 0.44 | 0.08 | ||||||
| BMI (kg/m2) | 24.5 | −0.08 | 0.76 | −0.19 | 0.45 | −0.07 | 0.79 | ||||||
| Current smokers (%) | 31 | 0.51 | 0.042-150 | −0.01 | 0.97 | 0.49 | 0.052-150 | ||||||
| Former smokers (%) | 25 | −0.52 | 0.032-150 | 0.18 | 0.49 | −0.50 | 0.042-150 | ||||||
↵2-150 p⩽0.05.