Table 4 Association between willingness to donate corneas (Yes) and demographic factors

Gender

 Male (29.1 %)

0.91 (0.69–1.19)

 Female (32.1 %)

1^a

0.55

-

Age

 18–20 years old (22.5 %)

1

1

 21–25 years old (41.0 %)

1.82 (1.39–2.39)

<0.001

2.46 (1.55–3.88)

<0.001

Nationality

 Singaporean (30.3 %)

0.62 (0.33–1.15)

 Permanent Resident (24.0 %)

0.45 (0.15–1.33)

 Foreigner (41.3 %)

1

0.23

-

Race

 Chinese (33.9 %)

0.87 (0.49–1.53)

0.81 (0.44–1.50)

 Malay (20.2 %)

0.43 (0.21–0.87)

1.36 (0.38–4.83)

 Indian (37.1 %)

1

1

 Others (25.0 %)

0.56 (0.19–1.63)

0.04

0.81 (0.27–2.43)

0.83

Religion (Islam vs others)

 Islam (19.2 %)

1

1

 Other religions (34.9 %)

1.82 (1.23–2.67)

0.001

3.65 (1.09–12.22)

0.04

Institution

 National University of Singapore (41.0 %)

1.79 (0.99–3.23)

0.93 (0.48–1.79)

 Nanyang Technological University (37.0 %)

1.51 (0.83–2.74)

0.90 (0.46–1.75)

 Singapore Polytechnic (22.0 %)

0.73 (0.38–1.38)

0.74 (0.38–1.43)

 Republic Polytechnic (27.0 %)

0.95 (0.51–1.77)

0.92 (0.47–1.77)

 Ngee Ann Polytechnic (28.0 %)

1

0.02

1

0.93

Good basic knowledge

 Yes (41.7 %)

1.44 (1.07–1.94)

1.71 (1.03–2.84)

 No (28.8 %)

1

0.027

1

0.04