Table 1 Participant characteristics

Age (Mdn, Q1, Q3; range)

71, 68, 77; 64–90

Men (%)

54.2

BMI^a (M ± SD; range)

25.9 ± 3.7; 17.6–35.2

Education

 Elementary school (%)

15.3

 Lower secondary (%)

29.2

 Higher secondary (%)

20.8

 Bachelor’s degree (%)

20.8

 Master’s degree (%)

12.5

 Doctoral degree (%)

1.4

Marital status

 Single (%)

2.8

 Married or living together (%)

75.0

 Divorced (%)

5.6

 Widow/widower (%)

15.3

Having children (%)

93.1

Having grandchildren (%)

88.9

Living alone (%)

23.4

Physical activity affected by COVID (%)

29.6

Less physically active (%)

13.9

Social contact affect by COVID (%)

45.1

Less social contact (%)

43.7

VAS Pain 1–10 (Mdn, Q1, Q3; range)

2, 1, 3; 0–9

Daily steps across 7 days (Mdn, Q1, Q3; range)

8476, 5204, 12,473; 569-30424