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. Author manuscript; available in PMC: 2017 Jun 29.
Published in final edited form as: J Am Geriatr Soc. 2016 Jan;64(1):144–150. doi: 10.1111/jgs.13871

Table.

a-d. Comparison of Weakness Defined by Grip Strength vs. Leg Strength

a.
AGES-REYKJAVIK Men Grip Strength
Not Weak Weak Total
Leg Strength Not Weak 1380 477 1857
Weak 62 163 225
 Total 1442 640 2082
b.
AGES-REYKJAVIK Women Grip Strength
Not Weak Weak Total
Leg Strength Not Weak 1850 476 2326
Weak 201 244 445
 Total 2051 720 2771
c.
Health ABC Grip Strength
Not Weak Weak Total
Leg Strength Not Weak 449 202 651
Weak 112 156 268
 Total 561 358 919
d.
Health ABC Grip Strength
Not Weak Weak Total
Leg Strength Not Weak 601 15 616
Weak 315 63 378
 Total 916 78 994

1543/2082 (74.1%) were classified as the same

477/2082 (22.9%) were classified as weak by grip, but not weak by leg strength

62/2082 (3.0%) were classified as weak by leg, but not weak by grip strength

2094/2771 (75.6%) were classified as the same

476/2771 (17.2%) were classified as weak by grip, but not weak by leg strength

201/2771 (7.2%) were classified as weak by leg, but not weak by grip strength

605/919 (65.8%) were classified as the same

202/919 (22.0%) were classified as weak by grip, but not weak by leg strength

112/919 (12.2%) were classified as weak by leg, but not weak by grip strength

664/994 (66.8%) were classified as the same

15/994 (1.5%) were classified as weak by grip, but not weak by leg strength

315/994 (31.7%) were classified as weak by leg, but not weak by grip strength