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Table 1 The distribution of characteristics of all women according to their smoking status during pregnancy; aggregated years from 2010 to 2017

From: Trends in smoking during pregnancy by socioeconomic characteristics in the United States, 2010–2017

 

Overall na (%b)

Smoker na (%b)

Nonsmoker na (%b)

P-valuec

Total

27,912,380 (100.0)

2,261,826 (8.1)

25,650,554 (91.9)

 

Age

   

< 0.001

 Under 15

21,028 (0.1)

532 (0.0)

20,496 (0.1)

 

 15–19

185,7349 (6.7)

193,188 (8.5)

1,664,161 (6.5)

 

 20–24

6,118,273 (21.9)

768,677 (34.0)

5,349,596 (20.9)

 

 25–29

8,037,230 (28.8)

698,979 (30.9)

7,338,251 (28.6)

 

 30–34

7,450,554 (26.7)

408,433 (18.1)

7,042,121 (27.5)

 

 35–39

3,583,835 (12.8)

159,177 (7.0)

3,424,658 (13.4)

 

 40–44

784,035 (2.8)

31,486 (1.4)

752,549 (2.9)

 

 45 and over

60,076 (0.2)

1354 (0.1)

58,722 (0.2)

 

Race

   

< 0.001

 White

21,280,913 (76.2)

1,891,554 (83.6)

19,389,359 (75.6)

 

 Black

4,372,566 (15.7)

296,856 (13.1)

4,075,710 (15.9)

 

 American Indian/Alaskan Native

307,120 (1.1)

50,974 (2.3)

256,146 (1.0)

 

 Asian/Pacific Islander

1,951,781 (7.0)

22,442 (1.0)

1,929,339 (7.5)

 

Educational attainment

   

< 0.001

 Less than 12 years

4,342,229 (15.7)

585,466 (26.0)

3,756,763 (14.8)

 

 High school diploma or GED

6,894,215 (25.0)

907,369 (40.4)

5,986,846 (23.6)

 

 Some college or associate’s degree

7,988,791 (29.0)

680,190 (30.2)

7,308,601 (28.8)

 

 Bachelor’s degree

5,320,424 (19.3)

62,209 (2.8)

5,258,215 (20.7)

 

 Master’s degree or higher

3,043,790 (11.0)

13,377 (0.6)

3,030,413 (12.0)

 

Year

   

< 0.001

 2010

2,620,675 (9.4)

241,782 (10.7)

2,378,893 (9.3)

 

 2011

3,136,124 (11.2)

280,300 (12.4)

2,855,824 (11.1)

 

 2012

3,317,588 (11.9)

288,811 (12.8)

3,028,777 (11.8)

 

 2013

3,392,135 (12.2)

287,250 (12.7)

3,104,885 (12.1)

 

 2014

3,779,767 (13.5)

316,215 (14.0)

3,463,552 (13.5)

 

 2015

3,883,535 (13.9)

299,705 (13.3)

3,583,830 (14.0)

 

 2016

3,936,643 (14.1)

282,788 (12.5)

3,653,855 (14.2)

 

 2017

3,845,913 (13.8)

264,975 (11.7)

3,580,938 (14.0)

 
  1. aunweighted frequency
  2. b% = weighted column percentage
  3. cP-value corresponding to the Rao-Scott Chi-Square tests