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Table 2 Hazard rate of any medical condition or disability in the living per 1000 person-years in children followed-up from age 0 to 15 years in Australia, according to birthweight, gestational age and obesity, 2004–2018

From: Association of infant and child health characteristics with the hazard of any medical condition or disability in Australian children

 

Total

Hazard Rate

95% CI

All participants

26.13

24.77–27.57

Birth weight

 Low (< 2500 grams)

39.07

32.15–47.49

 Normal (2500–4000 grams)

24.89

23.43–26.45

 High (> 4000 grams)

28.89

25.08–33.28

Gestational age

 Early (< 37 weeks)

35.16

29.92–44.38

 On-time (37–41 weeks)

25.58

26.13–29.33

 Late (> 41 weeks)

25.24

21.49–35.65

Obesity

 Underweight (< = 5th Percentile)

36.42

29.99–44.23

 Normal (6th to 84th Percentile)

24.82

23.24–26.50

 Overweight (85th to 94th Percentile)

26.23

22.94–29.99

 Obese (> = 95th Percentile)

34.36

28.05–42.11

After birth emergency

 No

24.20

22.78–25.71

 Yes (Ventilation/ICU)

36.87

32.85–41.40

  1. Any medical condition/disability includes the incidence of long-term medical condition/disability and disability limiting everyday activities; Long-term medical condition/disability includes sight problems, hearing problems, speech problems, blackouts, difficulty learning, limited use of arms or fingers, difficulty gripping, limited use of legs and feet, other physical condition, or other disfigurement which lasted for six months or more; Disability limiting every day activities includes difficulty breathing, chronic pain, nervous condition, head injury, other long-term condition, or other treated condition