Table 4 Association of combined number of steps and daily gait speed with prefrailty in the binomial logistic regression models.

From: Screening prefrailty in Japanese community-dwelling older adults with daily gait speed and number of steps via tri-axial accelerometers

Model

Group

Crude

Adjusted+

Odds ratio (95% CI)

Significant difference

Odds ratio (95% CI)

Significant difference

Number of steps and Daily gait speed

Low Steps & Low Speed (n = 546)

Reference

 

Reference

 

Low Steps & High Speed (n = 350)

0.696 (0.531–0.913)

*p = 0.009

0.751 (0.567–0.994)

*p = 0.045

High Steps & Low Speed (n = 292)

0.493 (0.367–0.664)

*p < 0.001

0.527 (0.390–0.712)

*p < 0.001

High Steps & High Speed (n = 504)

0.423 (0.328–0.545)

*p < 0.001

0.468 (0.356–0.616)

*p < 0.001

  1. +Adjusted variables were age, sex, and body mass index (BMI). CI = confidence interval; *p < 0.05.
  2. Low Steps & Low Speed: Participants with a number of steps of < 6,342.2 steps/day and daily gait speed < 106.3 cm/s.
  3. Low Steps & High Speed: Participants with a number of steps of < 6,342.2 steps/day and daily gait speed ≥ 106.3 cm/s.
  4. High Steps & Low Speed: Participants with a number of steps of ≥ 6,342.2 steps/day and daily gait speed < 106.3 cm/s.
  5. High Steps & High Speed: Participants with a number of steps ≥ 6342.2 steps/day and daily gait speed ≥ 106.3 cm/s.
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