Skip to main content

Table 1 Participant characteristics categorized by misperception of physical activity within the inactive and active groups ( n= 453)

From: Awareness of physical activity in healthy middle-aged adults: a cross-sectional study of associations with sociodemographic, biological, behavioural, and psychological factors

  Inactive (n = 258) Active (n = 195)
  Overestimators Realistic inactives p-value Underestimators Realistic actives p-value
(n = 130) (n = 128) (n = 71) (n = 124)
Sociodemographic       
Age (years) 47.7 (6.4) 47.3 (6.5) 0.68 46.2 (7.4) 46.3 (7.3) 0.95
Male, n (%) 20 (15.4) 25 (19.5) 0.38 58 (81.7) 98 (79.0) 0.66
Age ending full-time education (years) 18.0 (3.7) 18.2 (3.5) 0.66 18.0 (2.6) 18.0 (3.3) 0.97
Employed full-time, n (%) 59 (45.4) 79 (61.7) <0.01 59 (83.1) 101 (81.5) 0.77
Biological       
Body mass index (kg/m2) 25.8 (4.9) 27.7 (5.5) <0.01 29.5 (4.3) 27.1 (4.3) <0.001
Family history of diabetes, n (%) 29 (22.3) 40 (31.3) 0.11 22 (31.0) 30 (24.2) 0.30
HbA1c (mmol/mol) 35.0 (3.5) 35.3 (5.3) 0.63 37.2 (9.5) 35.9 (4.0) 0.26
VO2 max (ml/kg/min) 35.3 (7.9) 33.5 (7.8) 0.07 36.0 (6.7) 38.7 (6.7) <0.01
Cholesterol ratio (mmol/L) 3.3 (0.9) 3.5 (1.0) 0.10 4.3 (1.4) 3.7 (1.1) <0.001
Pulse rate (beats per minute) 66.8 (9.6) 68.6 (8.5) 0.12 71.7 (11.8) 66.1 (9.9) <0.001
Systolic blood pressure (mmHg) 120.7 (14.9) 121.8 (16.2) 0.58 125.8 (12.4) 126.2 (13.6) 0.83
Behavioural       
Physical activity energy expenditure (kJ/kg/day) 40.0 (10.9) 35.4 (10.6) <0.001 52.6 (13.4) 59.6 (16.4) <0.01
Self-reported physical activity (MET h/day) 11.2 (6.6) 7.8 (5.4) <0.001 9.4 (5.8) 15.8 (10.2) <0.001
Current smoker, n (%) 15 (11.5) 14 (10.9) 0.88 16 (22.5) 19 (15.3) 0.21
Consume more than 10 units of alcohol per week, n (%) 28 (21.5) 19 (14.8) 0.54 21 (29.6) 47 (37.9) 0.22
Psychological       
Self-rated health good, very good, or excellent, n (%) 99 (76.2) 90 (70.3) 0.29 42 (59.2) 104 (83.9) <0.001
SF-8 physical summary 52.6 (7.3) 51.2 (7.4) 0.15 52.1 (6.3) 53.2 (6.5) 0.26
SF-8 mental summary 50.0 (8.2) 48.1 (8.0) 0.06 48.1 (9.1) 50.9 (8.1) <0.05
Intention (1 to 5) 3.2 (0.8) 3.6 (0.8) <0.001 3.5 (1.0) 3.2 (0.9) <0.05
Perceived adequacy (1 to 5) 3.6 (0.9) 2.8 (0.9) <0.001 2.5 (0.8) 3.8 (1.0) <0.001
Subjective norm (1 to 5) 2.8 (0.9) 3.3 (0.9) <0.001 3.6 (0.9) 2.8 (1.0) <0.001
Perceived importance (1 to 5) 4.5 (0.5) 4.5 (0.5) 0.48 4.4 (0.5) 4.6 (0.6) 0.07
Response efficacy (1 to 5) 3.7 (0.7) 4.0 (0.5) <0.001 4.1 (0.5) 3.7 (0.8) <0.01
Self-efficacy (1 to 5) 3.6 (0.8) 3.8 (0.7) <0.05 3.8 (0.7) 3.7 (0.7) 0.46
Worry (1 to 4) 2.8 (0.8) 2.9 (0.9) 0.38 2.7 (0.8) 2.8 (1.0) 0.36
Concern (1 to 4) 2.2 (1.0) 2.6 (0.8) <0.001 2.7 (0.8) 2.2 (1.0) <0.001
Present orientation (1 to 5) 2.8 (0.8) 2.8 (0.7) 0.86 2.9 (0.8) 2.7 (0.8) 0.30
Future orientation (1 to 5) 3.6 (0.7) 3.3 (0.7) 0.004 3.4 (0.7) 3.4 (0.7) 0.65
  1. Values are means (standard deviations) unless otherwise specified. HbA1c: Glycated haemoglobin. VO2 max: maximal oxygen consumption. Cholesterol ratio: total cholesterol divided by high-density lipoprotein cholesterol.