Table 1

Smoking rate (in %) during pregnancy by sociodemographic characteristics of mothers in NSW, 1995–1997 and 2005–2007

Selected sociodemographic characteristics1995–19972005–2007% of smoking rate decline in 2005–2007 relative to 1995–1997*
Total mothers (%)% Smokers (n=54377)Total mothers (%)% Smokers (n=37113)
All258485 (100.0)21.0275057 (100.0)13.535.7
Maternal age
Up to 1912935 (5.0)44.310273 (3.7)39.311.3
20–2447043 (18.2)31.938575 (14.0)25.619.7
25–2983432 (32.3)20.173920 (26.9)13.632.3
30–3476854 (29.7)15.192411 (33.6)8.643.0
35–3932593 (12.6)14.049848 (18.1)8.638.6
40+5490 (2.1)12.09943 (3.6)9.223.3
Maternal country of birth
Australia189224 (73.2)25.0195998 (71.3)16.932.4
New Zealand and Oceania9748 (3.8)22.411567 (4.2)15.729.9
UK, Scotland and Ireland8975 (3.5)17.88187 (3.0)6.265.2
Other Europe7693 (3.0)13.66704 (2.4)5.956.6
Middle East10298 (4.0)11.711107 (4.0)5.156.4
Asia26839 (10.4)2.133007 (12.0)1.433.3
America/Africa5362 (2.1)8.67583 (2.8)3.559.3
Others346 (0.1)15.0904 (0.3)7.550.0
English-speaking background
ESB206052 (79.7)24.6215030 (78.2)16.333.7
NESB52433 (20.3)6.960027 (21.8)3.352.2
Geographic region
Major cities188501 (73.8)18.1209889 (77.3)10.243.6
Inner region49138 (19.2)28.446105 (17.0)23.517.3
Outer region and remote17836 (7.0)30.615472 (5.7)28.18.2
Aboriginal status
Aboriginal5293 (2.0)61.07973 (2.9)52.813.4
Non-aboriginal253192 (98.0)20.2267084 (97.1)12.339.1
Socioeconomic status (SES)
First quintile (lowest SES)4968926.65350419.725.9
Second quintile5179025.55397519.822.4
Third quintile5120223.35557214.936.1
Fourth quintile5055618.7542709.648.7
Fifth quintile (highest SES)5202110.9548363.567.9
  • ESB, English-speaking born background (born in English-speaking countries); NESB, non-English-speaking born background (born in non-English-speaking countries).

  • * For both periods, the prevalence of SIP was found to be statistically significant (p<0.05) in bivariate analyses.

  • For all the individual items, % of differences of SIP between 1995–1997 and 2005–2006 were found to be significant at p<0.05 level.