Table 3.

Association between lower handgrip strength and severe cognitive impairment

	Odds Ratio	95% Confidence Interval
Handgrip Strength (5-kg Lower)	1.18	1.04,	1.32
Body Mass Index	0.93	0.90,	0.97
Depression Score	1.13	1.04,	1.21
Male (Reference: Female)	2.40	1.40,	4.11
Black (Reference: Not-Black)	1.41	0.60,	3.33
White (Reference: Not-White)	0.51	0.24,	1.08
Hispanic (Reference: Not-Hispanic)	1.20	0.62,	2.30
Morbidity	1.03	0.89,	1.19
Age	0.94	0.92,	0.96
Current Smoker (Reference: Non-Smoker)	0.79	0.45,	1.40
Previous Smoker (Reference: Non-Smoker)	0.72	0.45,	1.15
Moderate-to-Vigorous Physical Activity	0.60	0.42,	0.86
Social Engagement	0.65	0.51,	0.84
Time	0.78	0.65,	0.94
Educational Achievement (Reference: College Graduate and Above)
Graduated High School or Passed a High School Equivalency	1.52	0.70,	3.28
Test; Completed Some College
Did Not Graduate from High School	4.13	1.83,	9.35
Self-Rated Health (Reference: Excellent)
Very Good	0.38	0.18,	0.78
Good	0.96	0.48,	1.92
Fair	1.38	0.67,	2.82
Poor	1.62	0.73,	3.60