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Table 4 Estimates for the multivariate model for passive phone data, keeping all the variables at mean values for RA participants

From: Smartphone-based behavioral monitoring and patient-reported outcomes in adults with rheumatic and musculoskeletal disease

Passive variable

Pain

Global

HAQ-II

PAS-II

SMS length

 20 characters

3.46 (2.86–4.07)

3.50 (2.98–4.02)

0.98 (0.82–1.13)

2.61 (2.18–3.04)

 50

3.32 (2.73–3.91)

3.38 (2.88–3.88)

0.96 (0.80–1.11)

2.51 (2.09–2.93)

 100

3.21 (2.62–3.81)

3.29 (2.78–3.79)

0.94 (0.79–1.10)

2.43 (2.01–2.85)

 150

3.14 (2.54–3.74)

3.23 (2.71–3.74)

0.93 (0.78–1.09)

2.38 (1.95–2-81)

 500

2.96 (2.33–3.60)

3.08 (2.52–3.63)

0.91 (0.75–1.07)

2.26 (1.81–2.70)

Interaction diversity

 0

1.88 (0.40–3.37)

2.40 (0.92–3.88)

0.69 (0.39–0.99)

1.46 (0.51–2.41)

 1 person

3.14 (2.54–3.75)

3.25 (2.74–3.77)

0.93 (0.77–1.08)

2.38 (1.95–2.81)

 3

3.26 (2.67–3.85)

3.33 (2.83–3.84)

0.95 (0.79–1.10)

2.46 (2.04–2.89)

 5

3.31 (2.72–3.91)

3.37 (2.87–3.87)

0.96 (0.80–1.11)

2.50 (2.08–2.93)

 15

3.43 (2.82–4.04)

3.45 (2.92–3.97)

0.98 (0.82–1.14)

2.59 (2.16–3.02)

 30

3.50 (2.87–4.13)

3.49 (2.95–4.95)

0.99 (0.83–1.15)

2.64 (2.20–3.08)

Reaction time

 0.5 hour

3.27 (2.67–3.86)

3.34 (2.84–3.84)

 

2.47 (2.05–2.89)

 2.5 h

3.30 (2.71–3.89)

3.36 (2.86–3.86)

 

2.49 (2.07–2.92)

 7 h

3.32 (2.73–3.92)

3.37 (2.87–3.88)

 

2.51 (2.09–2.93)

 12 h

3.33 (2.74–3.93)

3.38 (2.88–3.88)

 

2.52 (2.10–2.94)

Mobility

 0.5 miles

 

3.31 (2.81–3.81)

0.95 (0.79–1.10)

2.47 (2.04–2.89)

 5 m

 

3.47 (2.96–3.97)

0.97 (0.82–1.13)

2.53 (2.11–2.95)

 10 m

 

3.51 (3.00–4.02)

0.98 (0.83–1.14)

2.55 (2.12–2.97)

 20 m

 

3.56 (3.04–4.08)

0.99 (0.84–1.15)

2.57 (2.14–3.00)

Mobility radius

 1 mile

 

3.31 (2.80–3.81)

0.96 (0.81–1.12)

 

 5 m

 

3.34 (2.84–3.84)

0.96 (0.80–1.11)

 

 10 m

 

3.36 (2.85–3.86)

0.95 (0.80–1.11)

 

 50 m

 

3.39 (2.88–3.89)

0.95 (0.79–1.10)

 

 250 m

 

3.42 (2.91–3.93)

0.94 (0.78–1.09)

 
  1. RA Rheumatoid Arthritis; SMS Short message service; HAQ-II Health Assessment Questionnaire II; PAS-II Physical Activity Scale II