TABLE 4

Episode of Care After Discharge From the Birth Hospital

ICD-10 ClassificationEpisodes of care (%)OR (95% CI)
NAS (n = 5154)No NAS (n = 887 229)UnadjustedAdjusteda
Infections and parasitic disease (A00–B99)857 (16.6)147 632 (16.6)0.98 (0.93–1.08)1.02 (0.96–1.08)
 Intestinal infection (A00–A9)319 (6.2)60 258 (6.8)0.09 (0.81–1.01)
Neoplasms (C00–D48)43 (0.8)26 394 (3.0)0.27 (0.20–0.37)*0.68 (0.56–0.82)*
Malnutrition or nutritional deficiency (E40–64)3 (0.1)899 (0.1)0.57 (0.19–1.78)0.34 (0.21–0.55)*
Mental and behavioral disorders (F00–99)381 (7.4)19 081 (2.2)3.63 (3.27–4.04)*2.08 (1.92–2.25)*
 Adjustment disorder (F43.2)58 (1.1)224 (0)45.07 (33.72–60.24)*6.70 (5.09–8.83)*
 Anxiety disorder, unspecified (F41.9)105 (2.0)1860 (0.2)9.90 (8.12–12.07)*3.77 (3.09–4.61)*
 Mental Retardation (F70–79)16 (0.3)2175 (0.2)1.27 (0.77–2.07)
 Disorders of psychological development (F80–89)72 (1.4)7827 (0.9)1.59 (1.26–2.01)*1.29 (1.14–1.45)*
  Disorder of speech/language16 (0.3)1384 (0.2)1.99 (1.22–3.27)**
  Autism21 (0.4)1813 (0.2)2.00 (1.30–3.08)*
 Behavioral and emotional disorders with onset in childhood or adolescence (F90–99)198 (4.0)7259 (0.8)4.84 (4.19–5.59)*3.35 (3.02–3.72)*
  Disturbance to attention and activity (F90.0)42 (0.8)2566 (0.3)2.83 (2.09–3.85)*1.68 (1.40–2.01)*
  Conduct disorder (F91)138 (2.7)5102 (0.6)4.76 (4.01–5.65)*3.13 (2.73–3.58)*
  Oppositional defiant disorder (F91.3)130 (2.6)4178 (0.5)5.47 (4.58–6.53)*3.67 (3.16–4.26)*
  Mixed conduct and emotional disorders (F92)13 (0.3)167 (0)13.43 (7.63–23.63)*3.13 (2.73–3.58)*
  Emotional disorder (childhood) (F93)44 (0.9)429 (0)17.80 (13.04–24.30)*22.28 (18.11–27.41)*
Cerebral palsy98 (1.9)6183 (0.7)2.76 (2.26–3.38)*
Diseases of the eye and adnexa (H00–59)174 (3.4)18 286 (2.1)1.66 (1.43–1.93)*1.44 (1.32–1.58)*
 Strabismus (H50)87 (1.7)3317 (0.4)4.58 (3.69–5.67)*3.13 (2.72–3.59)*
 Nystagmus (H55)12 (0.2)346 (0)5.98 (3.36–10.64)*4.61 (3.43–6.20)*
Diseases of respiratory system (J00–99)1629 (31.6)275 108 (31.0)1.03 (0.97–1.09)0.85 (0.80–0.90)*
 Chronic lower respiratory diseases (J40–47)455 (8.8)63 320 (7.1)1.26 (1.14–1.39)*
 Asthma (J45)359 (7.0)50 557 (5.7)1.24 (1.11–1.38)*1.22 (1.14–1.31)*
 Respiratory infection (J00–22)455 (8.8)65 814 (7.4)1.21 (1.10–1.33)*
Diseases of digestive system (K00–93)176 (3.4)28 545 (3.2)1.06 (0.92–1.24)1.10 (1.01–1.19)***
Diseases of the skin and SC tissue (L00–99)244 (4.7)32 619 (3.7)1.30 (1.14–1.48)*1.14 (1.06–1.24)*
 Infection of skin and subcutaneous tissues (L00–08)117 (2.3)13 922 (1.6)1.46 (1.21–1.75)*
 Impetigo (L01)23 (0.4)1258 (0.1)3.16 (2.09–4.77)*1.62 (1.30–2.03)*
Diseases of musculoskeletal and CT (M00–99)58 (1.1)13 336 (1.5)0.75 (0.58–0.97)**0.62 (0.54–0.73)*
Diseases of the genitourinary system (N00–99)139 (2.7)35 298 (4.1)0.67 (0.57–0.79)*0.87 (0.79–0.96)**
Perinatal conditions (P00–96)326 (6.3)29 507 (3.3)1.96 (1.75–2.20)*1.90 (1.76–2.05)*
Injury, poisoning, and other consequences of external causes (S00–T98)629 (12.2)92 006 (10.4)1.20 (1.11–1.31)*1.17 (1.10–1.24)*
 Injury (S00–T75; T79)582 (11.3)79 824 (9.0)1.29 (1.18–1.40)*
 Burns and corrosions (T20–32)53 (1.0)7022 (0.8)1.30 (0.99–1.71)1.28 (1.07–1.53)**
 Poisoning by drugs, medicaments, and toxic substances (T36–50)52 (1.0)3568 (0.4)2.52 (1.92–3.32)*1.39 (1.17–1.66)*
 Benzodiazepines (T42.4)15 (0.0)426 (0.0)6.08 (3.63–10.18)*
 Narcotic/psycholeptics (T40)19 (0.4)218 (0)13.95 (8.38–23.24)*
 Opioid (T40.1–0.4)15 (0.0)183 (0)14.15 (8.35–23.97)*
 Maltreatment syndrome (T74)31 (0.6)381 (0)14.09 (9.76–20.33)*3.38 (2.87–4.26)*
  Neglect/abandonment (T74.0)12 (0.2)125 (0)16.56 (9.15–29.97)*3.27 (2.36–4.52)*
  Physical abuse (T74.1)3 (0.1)140 (0)3.69 (1.18–11.59)**0.51 (0.19–1.38)
  Unspecified maltreatment (T74.9)10 (0.2)62 (0)27.82 (14.26–54.28)*
External causes of mortality and morbidity686 (13.8)100 854 (11.9)1.19 (1.10–1.29)*
 Accidents (V01–X59)563 (11.3)81 951 (9.6)1.19 (1.09–1.30)*1.26 (1.18–1.34)*
 Assault (X85–Y09)44 (0.9)865 (0.1)8.74 (6.45–11.85)*4.20 (3.58–4.93)*
Factors influencing health status and contact with health services816 (15.8)109 118 (12.3)1.34 (1.24–1.45)*
 Social environmental problems (Z60)87 (1.7)679 (0.1)22.42 (17.90–28.07)*6.08 (5.34–6.92)*
 Loss of love relationship (Z60.1)28 (0.5)92 (0)52.67 (34.47–80.48)*
 Negative life event in childhood (Z61)16 (0.3)950 (0.1)2.91 (1.77–4.77)*1.11 (0.82–1.49)
 Physical abuse problems (Z61.6)8 (0.2)110 (0.0)12.54 (6.11–25.71)*
 Problem with primary support group (Z63)203 (3.9)4206 (0.5)8.61 (7.46–9.94)*4.67 (4.23–5.16)*
  • * P < .001. **P < .01. ***P < .05. —, analysis not applicable, not conducted, or data not available.

  • a Adjusted for gender, young mother (<20 y old), maternal smoking, prematurity, low Socioeconomic Indexes for Area, rural residence, Indigenous Australian.