Deleted variable	Raw correlation	Raw alpha	Standardized correlation	Standardized alpha
intOpenJar	0.678	0.857	0.669	0.863
intHeavyChores	0.677	0.858	0.661	0.863
intCarryBag	0.676	0.859	0.662	0.863
intWashBack	0.646	0.860	0.642	0.865
intCutFood	0.496	0.875	0.501	0.877
intRecreationalActivity	0.738	0.851	0.730	0.857
intSleepingPain	0.572	0.867	0.581	0.870
intArmPain	0.646	0.860	0.660	0.863
intArmTingling	0.494	0.873	0.511	0.876