TABLE 3

Gestational Age Grouped According to Sociodemographic Indicators and Parental Asthma Medication; Values Are Given as Percentages

Weeks 23–28 (n = 2193)Weeks 29–32 (n = 8291)Weeks 33–36 (n = 54 286)Weeks 37–38 (n = 208 458)Weeks 39–41 (n = 767 815)Weeks 42–45 (n = 59 783)
Gender
    Male50.5754.3653.4250.3751.0658.16
    Female49.4345.6446.5849.6348.9441.84
County
    Category 114.0412.9213.4314.2413.6712.92
    Category 230.8731.9431.4731.1332.3531.71
    Category 314.0414.5613.6413.7213.7813.76
    Category 441.0440.5941.4740.9240.2138.60
Maternal age, y
    12–193.512.912.552.192.092.00
    20–2417.3319.5620.7319.2219.5517.54
    25–2934.8434.1835.7036.7038.3736.89
    30–3426.9028.0926.8828.0428.2629.98
    35–3914.2712.7511.8411.5310.0411.61
    ≥403.152.512.292.331.691.99
Social assistance in 20055.064.985.124.533.583.49
Maternal education, y
    ≤911.999.9610.059.418.117.82
    10–1234.4336.7135.6935.0933.7832.55
    13–1424.8523.6423.5723.5924.2624.11
    ≥1527.6328.4229.8031.2533.3134.95
    Missing1.091.270.890.660.540.56
Maternal asthma medication, yes6.987.707.617.226.296.34
Paternal asthma medication, yes4.425.294.774.884.734.62