Impact of diet on long-term decline in gastric cancer incidence in Poland

Figure 1 Fruit consumption and gastric cancer morbidity in 1960-2006.

Figure 2 Correlation between fruit consumption and gastric cancer morbidity. Spearman’s rank correlation coefficient (r_s) for men: r_s = -0.65 (P < 0.001), and for women: r_s = -0.66 (P < 0.001).

Figure 3 Vegetables consumption and gastric cancer morbidity in 1960-2006.

Figure 4 Correlation between vegetable consumption and gastric cancer morbidity. Spearman’s rank correlation coefficient (r_s) for men: r_s = -0.70 (P < 0.001), and for women: r_s = -0.70 (P < 0.001).

Figure 5 Vitamin C intake and gastric cancer morbidity in 1960-2006.

Figure 6 Correlation between vitamin C intake and gastric cancer morbidity. Spearman’s rank correlation coefficient (r_s) for men: r_s = -0.75 (P < 0.001), and for women r_s = -0.74 (P < 0.001).

Figure 7 Equipment of households with refrigerators and gastric cancer morbidity in 1960-2006.

Figure 8 Correlation between equipment of households with refrigerators and gastric cancer morbidity. Spearman’s rank correlation coefficient (r_s) for men: r_s = -0.77 (P < 0.001), and for women: r_s = -0.80 (P < 0.001).

Figure 9 Total salt consumption and gastric cancer morbidity in 1999-2006. Kitchen salt and salt calculated from sodium content in food products.

Figure 10 Correlation between total salt consumption and gastric cancer morbidity. Spearman’s rank correlation coefficient (r_s) for men: r_s = 0.97 (P < 0.001), and for women: r_s = 0.99 (P < 0.001). Kitchen salt and salt calculated from sodium content in food products.