Skip to main content

Table 3 Percentage of residents’ practices taken in haze weather

From: Knowledge and perceptions of air pollution in Ningbo, China

Survey content N %
Related protective measures taken indoors
 Yes 1071 66.77
 No 533 33.23
What related protective measures have you taken indoors? (multiple choice)
 Use of air purifiers 342 16.43
 Putting green plants 827 47.90
 Putting activated carbon 281 26.24
 Others 101 9.43
Reduce or eliminated outdoor exercise
 Yes 1192 74.32
 No 412 25.68
Cut down travel during weekend
 Yes 1080 67.33
 No 524 32.67
Reduce times of opening windows to air the room
 Yes 1066 66.46
 No 538 33.54
Concern or learn about air quality index
 Yes 1367 85.22
 No 237 14.78
Wear face masks when going outside
 Yes 778 48.50
 No 826 51.50
Which type of face masks do you used?
 Cotton face masks 310 39.85
 Gauze face masks 282 36.24
 N95 face masks 63 8.10
 others 123 15.81