Table 4.

Risks of site-specific cancer mortality according to thirds of muscular strength, Aerobics Center Longitudinal Study, 1980-2003.

Anatomic site- Strength thirds	Deaths	HR (95% CI)*
All digestive system**
Low	35	1.00
Middle	13	0.37 (0.19-0.70)
High	17	0.49 (0.27-0.87)
P for linear trend		0.007
Colorectal
Low	11	1.00
Middle	2	0.18 (0.04-0.82)
High	6	0.53 (0.20-1.45)
P for linear trend		0.16
Pancreas
Low	11	1.00
Middle	4	0.36 (0.11-1.13)
High	6	0.54 (0.20-1.47)
P for linear trend		0.18
Lung
Low	17	1.00
Middle	17	0.998 (0.51-1.96)
High	13	0.76 (0.37-1.57)
P for linear trend		0.47
Prostate
Low	3	1.00
Middle	7	2.56 (0.66-9.97)
High	3	1.03 (0.21-5.16)
P for linear trend		0.96
Hematopoietic/Lymph
Low	11	1.00
Middle	8	0.71 (0.28-1.76)
High	8	0.71 (0.28-1.76)
P for linear trend		0.45

Abbreviations: HR, hazard ratio; CI, confidence interval.

^*Adjusted for age, and examination year.

^**Esophagus, n=7; Stomach, n=10; Colon, n=16; Rectum, n=3; Liver, n=6; Pancreas, n=21; Gall bladder, n=2.