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Table 4 Linear regression analyses for prediction models for the 6-meter walking speed test

From: Using hand grip strength to detect slow walking speed in older adults: the Yilan study

  Unadjusted model Stepwise model
   Step I Step II
b (se) p b (se) p b (se) p
Age (≥ 75 vs < 75) -0.23 (0.04) <0.001    -0.15 (0.04) <0.001
Sex (female vs. male) -0.13 (0.04) <0.001     
Education (primary vs junior and above) -0.15 (0.04) <0.001     
Exercise (≥ 3/ week vs < 3/ week) 0.17 (0.05) <0.001     
Height (cm) 0.01 (0.002) <0.001     
Weight (kg) 0.004 (0.002) 0.047     
Hand grip strength (kg) 0.02 (0.002) <0.001 0.02 (0.002) <0.001 0.01 (0.002) <0.001
Upper limbs muscle mass (kg) 0.07 (0.02) <0.001     
Lower limbs muscle mass (kg) 0.02 (0.01) 0.002     
Diabetes mellitus (yes vs. no) -0.10 (0.05) 0.029     
Hypertension (yes vs. no) -0.11 (0.04) 0.004     
Heart diseases (yes vs. no) -0.12 (0.04) 0.004     
Stroke (yes vs. no) -0.26 (0.10) 0.009     
Lower limb arthritis (yes vs. no) -0.11 (0.05) 0.025     
Depression (yes vs. no) -0.21 (0.06) <0.001     
Adjusted R-square    0.20 0.24