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Table 3 Strength outcomes stratified by age (A), exercise volume (B), protein intake (C), and biological sex (D)

From: Sarcopenic Characteristics of Active Older Adults: a Cross-Sectional Exploration

 

Leg press (kg/BM)

Chest press (kg/BM)

Lat pull down (kg/BM)

Handgrip, dominant (kg)

A.

 Middle

n = 26

2.2 (2.0 to 2.3)

0.8 (0.8 to 1.0)

1.0 (0.9 to 1.3)

38.7 (34.1 to 43.0)

 Older

n = 27

1.8 (1.5 to 2.0)

0.7 (0.6 to 0.8)

0.9 (0.8 to 1.0)

37.3 (33.5 to 41.0)

 p value

.008

.042

.047

.264

B.

 Low

n = 15

1.6 (1.3 to 1.9)

0.6 (0.5 to 0.8)

0.9 (0.7 to 1.0)

34.4 (27.7 to 41.0)

 Moderate

n = 24

2.1 (1.9 to 2.4)

0.8 (0.7 to 0.9)

1.0 (0.9 to 1.0)

40.5(36.3 to 44.6)

 High

n = 14

2.2 (1.9 to 2.4)

0.8 (0.7 to 1.0)

1.0 (0.9 to 1.1)

37.0 (28.3 to 39.7)

 p value

.051

.195

.289

.351

C.

 Low

n = 8

1.8 (1.4 to 2.1)

0.7 (0.6 to 0.9)

0.9 (0.8 to 1.1)

44.3 (35.8 to 52.8)

 Moderate

n = 12

1.7 (1.4 to 2.1)

0.8 (0.6 to 1.0)

0.9 (0.7 to 1.0)

36.5 (29.4 to 43.7)

 High

n = 33

2.1 (1.9 to 2.3)

0.8 (0.7 to 0.9)

1.0 (0.9 to 1.1)

36.4 (32.7 to 40.1)

 p value

.053

.232

.289

.239

D.

 Males

n = 36

2.1 (1.9 to 2.2)

0.9 (0.8 to 0.9)

1.1 (1.0 to 1.1)

42.6 (40.0 to 45.3)

 Females

n = 17

1.7 (1.4 to 2.0)

0.6 (0.5 to 0.7)

0.7 (0.7 to 0.8)

25.8 (23.0 to 29.0)

 p value

.011

< .001

< .001

< .001

  1. Mean (95% CI). (A) Age: middle-age (50–59 years) and older (≥ 60 years). (B) Exercise volume: low (≥ 90–149 min), moderate (≥ 150–299 min), high (≥ 300 min). (C) Protein intake: low (≤ 0.8 g/kg BM/day), moderate (≥ 0.8–1.19 g/kg BM/ day), high (≥ 1.2 g/kg BM/day). (D) Males and females. Abbreviations: BM body mass