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Table 3 Musculoskeletal variables: 3-Groups

From: Intensity of resistance training via self-reported history is critical in properly characterizing musculoskeletal health

3-group method NRT LIRT NRT vs. LIRT HIRT NRT vs. HIRT LIRT vs. HIRT
  (95% CI) (95% CI) p (ES) (95% CI) p (ES) p (ES)
Combined right and left HG (kg) 67.5 ± 1.3
(61.8–68.4)
69.7 ± 2.0
(68.0–78.1)
0.035* (0.48) 76.2 ± 2.2
(73.3–84.5)
0.001* (0.84) 0.028* (0.34)
Combined right and left arm BFLM (kg) 4.96 ± 0.09
(4.40–5.00)
5.42 ± 0.14
(5.32–6.23)
0.009* (0.73) 6.10 ± 0.16
(5.89–6.90)
< 0.001* (1.09) 0.002* (0.37)
MQ 13.9 ± 0.2
(13.6–14.5)
13.2 ± 0.3
(12.4–13.6)
0.066 (0.54) 12.9 ± 0.3
(12.0–13.4)
0.014* (0.67) 0.515 (0.13)
Anteroposterior spine BMD (g/cm2) 1.013 ± 0.011
(0.987–1.031)
1.007 ± 0.017
(0.978–1.045)
0.792 (0.3) 1.059 ± 0.019
(1.029–1.104)
0.041* (0.52) 0.046* (0.48)
Lateral spine BMD (g/cm2) 0.785 ± 0.009
(0.760–0.797)
0.791 ± 0.014
(0.770–0.827)
0.706 (0.02) 0.846 ± 0.016
(0.825–0.889)
0.001* (0.86) 0.010* (0.61)
Femoral neck BMD (g/cm2) 0.915 ± 0.013
(0.880–0.933)
0.954 ± 0.020
(0.922–1.002)
0.108 (0.41) 0.970 ± 0.022
(0.940–1.029)
0.032* (0.57) 0.566 (0.16)
Total hip BMD (g/cm2) 1.016 ± 0.012
(0.981–1.032)
1.055 ± 0.019
(1.028–1.106)
0.098 (0.45) 1.068 ± 0.021
(1.039–1.126)
0.036* (0.64) 0.625 (0.11)
Whole-body BMD (g/cm2) 1.068 ± 0.008
(1.041–1.077)
1.095 ± 0.013
(1.079–1.134)
0.087 (0.52) 1.120 ± 0.014
(1.103–1.165)
0.002* (0.85) 0.198 (0.28)
  1. *p <0.05
  2. All values presented as estimated means ± SE from an ANCOVA adjusted for age, height, and total calcium intake
  3. 95% CI 95% confidence intervals, NRT non-resistance-trained, RT resistance-trained, ES observed effect size, LIRT low-intensity resistance-trained, HIRT high-intensity resistance-trained, MQ muscle quality, BMD bone mineral density, HG handgrip, BFLM bone-mineral free lean mass