Table 1 Participants’ characteristics (N = 646).

From: The association between reported artificial light and reported physical activity at night: the mediating roles of environmental restorativeness and perceived safety

Variable

Category

N (%)

Mean (SD)

Median (IQR)

Gender

Male

399 (61.8%)

-

-

 

Female

247 (38.2%)

-

-

Age

15–25

276 (42.7%)

-

-

 

26–35

290 (44.9%)

-

-

 

36–45

60 (9.3%)

-

-

 

45–55

15 (2.3%)

-

-

 

56–65

3 (0.5%)

-

-

 

66–75

0 (0.0%)

-

-

 

>75 years

2 (0.3%)

-

-

Family income (RMB)

0–5000

73 (11.3%)

-

-

 

5001–10000

227 (35.1%)

-

-

 

10001–15000

185 (28.6%)

-

-

 

15001–20000

99 (15.3%)

-

-

 

20001–25000

40 (6.2%)

-

-

 

>25000 RMB/month

22 (3.4%)

-

-

Educational status

< Bachelor’s degree

154 (23.8%)

-

-

 

Bachelor’s degree

406 (62.8%)

-

-

 

> Bachelor’s degree

86 (13.3%)

-

-

Student status

Yes

280 (43.3%)

-

-

 

No

366 (56.7%)

-

-

Marital status

Married

218 (33.7%)

-

-

 

Unmarried

428 (66.3%)

-

-

Perceived brightness

-

-

7.39 (1.98)

8.00 (3.00)

Environmental restorativeness

-

-

3.54 (1.54)

3.50 (2.00)

Perceived safety

-

-

4.68 (1.32)

5.00 (2.00)

Walking

-

-

3.77 (1.96)

3.00 (3.00)

Moderate physical activity

-

-

3.04 (1.67)

3.00 (2.00)

Vigorous physical activity

-

-

2.67 (1.69)

2.00 (2.00)

Leisure physical activity

-

-

14.34 (11.61)

12.00 (14.00)

Transportation walking

-

-

2.98 (1.36)

3.00 (2.00)

Transportation cycling

-

-

2.40 (1.32)

2.00 (2.00)

  1. SD standard deviation, IQR interquartile range.