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Table 1 Characteristics of men who met the inclusion criteria for the study and men who did not accept the invitation to participate

From: Diurnal patterns of objectively measured physical activity and sedentary behaviour in older men

 

Men who met inclusion criteria for the study

Men who did not meet the inclusion criteria

p-value

N

1455

1682

 

Demographic and background characteristics

   

Age, mean (SD)

78.5(4.6)

80.1 (5.2)

<0.001

Region, n(%)

  

0.031

South

526(36.2)

525(31.2)

 

Midlands

217(14.9)

267(15.2)

 

North

569(39.1)

701(42.6)

 

Scotland

143(9.8)

189(10.9)

 

Social class (manual), n(%)

666(45.7)

953 (56.7)

<0.001

Physical Health

   

BMI, mean (SD)

27.1(3.8)

  

BMI 10 years earlier, mean (SD)

26.7(3.3)

27.2(3.8)

<0.001

Number of Chronic conditions, n(%)

   

None

674(46.5)

  

1-2

668(46.0)

  

3+

108(7.5)

  

Mobility limitations outdoors, n(%)

   

None

915(64.6)

  

Slight limitations

264(18.6)

  

Moderate/severe difficulty/unable to do

237(16.7)

  

Vision Problems (none), n(%)

992(68.2)

  

Mental health and wellbeing

   

Social isolation, (isolated), n(%)a

257(17.8)

  

Geriatric Depression Scale, (depressed), n(%)b

316(22.1)

  

Behaviours

   

Mode of transport used regularly (cycle/walk), n(%)

923(63.4)

  

Smoking status (cigarettes), smoker

46(3.2)

  

Smoking status 10 years earlier (cigarettes), smoker

97(7.2)

160(12.9)

<0.001

PA levels/day, mean (IC 95 %)

   

Counts/min (CPM)c

186(180,191)

  

Stepsc

4827(4698,4956)

  

Percent wear time in SB per dayc,d

72.6(72.1,73.0)

  

Percent wear time in LIPA per dayc,e

22.9(22.6,23.3)

  

Percent wear time in MVPA 1+ per daye,f

4.5(4.3,4.7)

  

Minutes in SB per dayc,d

619(615,623)

  

Minutes in LIPA per dayc,e

197(194,200)

  

Minutes in MVPA 1+ per dayc,f

39(37,41)

  

Wear timeg

853(850,857)

  

Number of valid days, mean (SD)

6.7(0.8)

  
  1. aLubben scale, isolated <12
  2. bGeriatric Depression Scale, depressed >2
  3. cMeans adjusted for age, day order, wear time, season of accelerometer wear and region of residence
  4. dSedentary Behaviour (SB) is at least one minute where the accelerometer registers values <100 CPM
  5. eLight physical activity (LIPA) is at least one minute where the accelerometer registers values between 100-1040 CPM
  6. fModerate to vigorous physical activity (MVPA) 1+ is at least one minute where the accelerometer registers values over 1040 CPM
  7. gMeans are adjusted for age, day order, season of accelerometer wear and region of residence