Skip to main content
. 2012 Mar 18;2012:427109. doi: 10.1155/2012/427109

Table 2.

Significant Pearson's correlation coefficients between questions about difficulty doing tasks and grip strength.

Tasks All participants Women Men
n = 123 n = 79 n = 44
r P value r P value r P value
Q4. Open jam jar −0.606 <0.001 −0.486 <0.001 −0.363 0.015
Q3. Carry grocery bag −0.480 <0.001 −0.379 0.001 −0.388 0.01
Q20. Open bottle −0.431 <0.001 −0.328 0.003 ns
Q12. Carry pot of water −0.427 <0.001 −0.360 0.001 −0.423 0.005
Q7. Hold dictionary −0.385 <0.001 −0.315 0.007 −0.427 0.005
Q17. Wring out towel −0.367 <0.001 −0.263 0.022 ns
Q28. Self-rated strength compared to others −0.361 <0.001 −0.425 <0.001 −0.323 0.03
Q26. Open bag of chips −0.360 <0.001 −0.350 0.002 −0.367 0.01
Q27. Self-rated strength compared to 10 years ago −0.344 <0.001 ns −0.376 0.01
Q2. Carry 2-liter container −0.322 <0.001 −0.258 0.02 −0.351 0.02
Q21. Pour water from jug −0.321 <0.001 −0.288 0.01 −0.351 0.02
Q19. Stir a thick mixture −0.315 <0.001 ns ns
Q25. Open 2-liter carton −0.266 0.004 ns ns