Table 4

Obesity risk by types of physical activity and total physical activity (n = 507#)*.


Quartiles

Type of activity
Q1
 Q2
 Q3
 Q4
 ptrend(cat.)1
 ptrend(cont.)2
Occupation







No. cases/controls
 42 / 146
 17 / 87
 15 / 106
 15 / 79


Limits of quartiles (MET*h/d)
 0.00
 0.25-<8.00
 8.00-<14.50
 ≥14.50


Median (MET*h/d)
 0.00
 4.29
 11.23
 17.68


odds ratio (95% Cl)
 0.60 (0.28–1.30)
 1 (ref.)
 0.83 (0.38–1.83)
 0.97 (0.44–2.18)

Sports







No. cases/controls
 47 / 185
 21 / 75
 13 / 84
 8 / 74


Limits of quartiles (MET*h/d)
 0.00
 0.10-<2.00
 2.00-<5.00
 ≥5.00


Median (MET*h/d)
 0.00
 0.94
 2.86
 8.57


odds ratio (95% Cl)
 1 (ref.)
 0.91 (0.49–1.69)
 0.69 (0.34–1.39)
 0.37 (0.16–0.85)
 0.017
 0.037
LTPAstrenuous3







No. cases/controls
 52 / 247
 12 / 61
 10 / 49
 15 / 61


Limits of quartiles (MET*h/d)
 0.00
 0.10-<2.00
 2.00-<4.50
 ≥4.50


Median (MET*h/d)
 0.00
 1.07
 3.21
 6.93


odds ratio (95% Cl)
 1 (ref.)
 0.94 (0.45–1.94)
 0.88 (0.40–1.93)
 0.74 (0.37–1.48)
 0.393
 0.650
TV/PCleisuretime







No. cases/controls
 10 / 129
 29 / 116
 26 / 93
 24 / 80


Limits of quartiles (MET*h/d)
 <1.00
 1.00-<2.00
 2.00-<3.00
 ≥3.00


Median (MET*h/d)
 0.5
 1.43
 2.34
 3.65


odds ratio (95% Cl)
 1 (ref.)
 3.12 (1.42–6.87)
 2.92 (1.29–6.59)
 2.51 (1.07–5.89)
 0.081
 0.059
Sleeping







No. cases/controls
 27 / 97
 36 / 166
 21 / 135
 5 / 20


Limits of quartiles (MET*h/d)
 <6.00
 6.00-<7.00
 7.00-<8.00
 ≥8.00


Median (MET*h/d)
 5.46
 6.57
 7.35
 8.23


odds ratio (95% Cl)
 1 (ref.)
 0.76 (0.42–1.37)
 0.55 (0.28–1.07)
 1.08 (0.33–3.51)
 0.217
 0.062
LTPAnon-reported4







No. cases/controls
 15 / 96
 22 / 104
 27 / 127
 25 / 91


Limits of quartiles (MET*h/d)
 <15.00
 15.00-<19.00
 19.00-<23.00
 ≥23.00


Median (MET*h/d)
 13.25
 16.94
 20.89
 24.98


odds ratio (95% Cl)
 1 (ref.)
 1.25 (0.59–2.64)
 0.75 (0.35–1.60)
 0.94 (0.43–2.04)
 0.587
 0.275
Total daily PA score (PALest.)







No. cases/controls
 31 / 92
 39 / 189
 10 / 87
 9 / 50


Limits of quartiles (PALest.)
 <1.5
 1.5-<1.75
 1.75-<2.00
 >≥2.00


Median (PALest.)
 1.45
 1.6
 1.83
 2.15


odds ratio (95% Cl)
 1 (ref.)
 0.59 (0.33–1.05)
 0.35 (0.16–0.81)
 0.56 (0.23–1.37)
 0.038
 0.728

#subgroup with measured weight and height and exclusion of suspected miss-reporters

*adjusted for sex, age, energy intake (kcal/100/d), socioeconomic status (low, medium-low, medium, medium-high, high) and smoking status (never, former, current)

1tests on trend by using quartile-based PA scores as a continuous variable [ptrend(cat.)]

2tests on trend by using uncategorized PA scores (MET*h) as a continuous variable [ptrend(cat.)]

3LTPAstrenuous = strenuous leisure time physical activity

4LTPAnon-reported = non-reported leisure time physical activity

Schaller et al. International Journal of Behavioral Nutrition and Physical Activity 2005 2:6   doi:10.1186/1479-5868-2-6

Open Data