Table 2 Factors affecting Seatbelt Compliance

Age

38.3 (SD 15.0)

41.2 (SD13.8)

1.02

1.001–1.021

<0.0001

Males

406 (13.67)

2563 (86.33)

2.17

1.86–2.53

<0.0001

Females

411 (25.58)

1196 (74.42)

1 (Ref)

Singapore

649 (16.52)

3279 (83.48)

1 (Ref)

<0.0001

Malaysia

14 (11.48)

108 (88.52)

1.53

0.87–2.68

India

7 (13.73)

44 (86.27)

1.24

0.56–2.77

China

13 (28.89)

32 (71.11)

0.49

0.25–0.93

Other Nationalities

134 (31.16)

296 (68.84)

0.44

0.35–0.55

Bus (capacity of 20 or more passengers)

15 (65.22)

8 (34.78)

0.09

0.04–0.22

<0.0001

Heavy Transport Vehicle

30 (10.64)

252 (89.36)

1.43

0.96–2.12

Minibus (less than 20 passengers)

4 (17.39)

19 (82.61)

0.81

0.27–2.38

Private Car

393 (14.52)

2313 (85.48)

1 (Ref)

Taxi

231 (25.96)

659 (74.04)

0.48

0.40–0.58

Van or Pickup

33 (13.31)

215 (86.69)

1.11

0.76–1.62

Unknown vehicle

111 (27.48)

293 (72.52)

0.45

0.35–0.57

Driver

245 (8.59)

2608 (91.41)

1 (Ref)

<0.0001

Front Passenger

105 (12.56)

731 (87.44)

0.65

0.51–0.83

Rear Passenger

441 (55.26)

357 (44.74)

0.08

0.06–0.09

Unknown position

26 (29.21)

63 (70.79)

0.23

0.14–0.37

Other Associated Risk Factors

Alcohol use

Alcohol Use (clinical or toxicological)

13 (17.81)

60 (82.19)

1.002

0.55–1.83

0.994

No alcohol use

777 (17.84)

3578 (82.16)

1 (ref)

Pregnancy

Pregnant

2 (66.67)

1 (33.33)

0.17

0.02–1.85

0.202

Not pregnant or status unknown, female aged below 50

209 (18.54)

918 (81.46)

1 (ref)

Work-related

Work-related

7 (8.64)

74 (91.36)

1 (ref)

0.029

Not Work-related

810 (18.04)

3681 (81.96)

2.33

1.07–5.07

0700–0959 h

92 (22.66)

314 (77.34)

1 (ref)

0.040

1000–1659 h

300 (18.21)

1347 (81.79)

1.32

1.01–1.71

1700–1959 h

126 (16.94)

618 (83.06)

1.44

1.06–1.94

2000–0659 h

299 (16.81)

1480 (83.19)

1.45

1.11–1.89

Weekdays

566 (17.36)

2695 (82.64)

1 (ref)

0.167

Weekends

251 (19.09)

1064 (80.91)

0.89

0.76–1.05