Table 3

Pregnant workers’ work status, work advice and adjustments at 16, 24 and 32 weeks of pregnancy*

16 weeks of pregnancy24 weeks of pregnancy32 weeks of pregnancy
Intervention group
n=119
Control group
n=122
RR95% CIP valueIntervention group
n=105
Control group
n=117
RR95% CIP valueIntervention
group
n=87
Control group
n=101
RR95% CIP value
Current work statusx
Normal working hours118 (99%)†122 (100%)†Ref89 (85%)100 (86%)Ref59 (68%)56 (55%)Ref
Part time due to illness1 (1%)†0†0.8978 (8%)8 (7%)0.8228 (9%)9 (9%)0.744
No work due to illness007 (7%)5 (4%)0.43111 (13%)10 (10%)0.928
Pregnancy leave001 (1%)4 (3%)0.2619 (10%)26 (26%)0.420.21 to 0.830.010
Increase complaints37 (31%)39 (32%)0.88444 (42%)45 (39%)0.60152 (52%)42 (42%)0.780
Information from employer when reporting pregnancy
Yes‡NANA17/99 (17%)34/117 (31%)0.550.33 to 0.920.01912/84 (14%)33/98 (35%)0.410.23 to 0.740.001
Information about‡
Work adjustmentsNANA6/99 (6%)20/117 (18%)0.330.14 to 0.790.0075/87 (6%)20/101 (21%)0.280.11 to 0.710.003
 Pregnancy/maternity leaveNANA16/99 (16%)27/117 (25%)0.12612/87 (14%)28/101 (30%)0.480.26 to 0.880.013
Advice to adjust work from
Midwife and obstetrician11 (9%)2 (2%)5.641.28 to 24.90.01041 (39%)21 (18%)2.181.38 to 3.430.00136 (41%)29 (29%)0.069
Occupational physician2 (2%)00.2436 (6%)11 (9%)0.20811 (13%)12 (12%)0.874
Manager or staff advisor2 (2%)6 (5%)0.2816 (6%)14 (12%)0.10410 (11%)17 (17%)0.284
Own initiative11 (9%)16 (13%)0.49821 (20%)30 (26%)0.31831 (36%)29 (29%)0.310
Realised work adjustments17 (14%)22 (18%)0.43022 (21%)37 (32%)0.07832 (37%)45 (45%)0.280
Less physically demanding4 (3%)7 (6%)0.3772 (2%)9 (8%)0.18410 (12%)13 (13%)0.774
Less standing or walking4 (3%)9 (7%)0.1686 (6%)6 (5%)0.84711 (13%)11 (11%)0.709
Fewer hours/day5 (4%)6 (5%)0.7268 (8%)12 (10%)0.78319 (22%)15 (15%)0.215
More working from home5 (4%)7 (6%)0.5243 (3%)10 (9%)0.3348 (9%)10 (10%)0.870
  • *Complete results in online supplemental file C.

  • †At start of pregnancy.

  • ‡Self-employed participants excluded: 24 weeks n=13 (6%), 32 weeks n=10 (5%).

  • NA, not applicable, not in questionnaire 1 (16 weeks of pregnancy); RR, relative risk.