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TABLE 2

RR of CP in Offspring by Maternal Chronic Condition in the Medical Birth Registry of Norway

Maternal ConditionExposed No.Exposed With CP No. (per 1000)aRR (95% CI)a
Type 2 diabetesb 1765 13 (7.4) 3.2 (1.8–5.4) 
Lupus erythematosus 460 3 (6.5) 2.7 (0.9–8.3) 
Type 1 diabetesb 3771 20 (5.3) 2.2 (1.4–3.4) 
Crohn disease 1609 8 (5.0) 2.1 (1.0–4.1) 
Rheumatoid arthritis 4977 26 (5.2) 2.0 (1.3–2.9) 
Multiple sclerosis 1100 3 (6.5) 1.8 (0.8–4.4) 
Migraine 12 590 49 (3.9) 1.6 (1.2–2.2) 
Chronic hypertension 6609 23 (3.3) 1.4 (0.9–2.1) 
Anemia 3320 12 (3.6) 1.4 (0.8–2.4) 
Asthma 49 375 148 (3.0) 1.2 (1.0–1.4) 
Thyroid disorder 15 316 44 (2.9) 1.2 (0.9–1.6) 
Epilepsy 9258 29 (3.1) 1.2 (0.8–1.7) 
Ulcerous colitis 2430 7 (2.9) 1.2 (0.5–2.8) 
Gestational diabetes 13 852 36 (2.6) 1.1 (0.8–1.5) 
Celiac disease 2989 8 (2.7) 1.1 (0.5–2.2) 
Heart disease 6900 16 (2.3) 1.0 (0.6–1.6) 
Chronic kidney disease 13 179 32 (2.4) 0.9 (0.6–1.3) 
Any autoimmune conditionb 32 662 117 (3.6) 1.4 (1.1–1.7) 
Any chronic condition 138 195 432 (3.1) 1.3 (1.2–1.5) 
Maternal ConditionExposed No.Exposed With CP No. (per 1000)aRR (95% CI)a
Type 2 diabetesb 1765 13 (7.4) 3.2 (1.8–5.4) 
Lupus erythematosus 460 3 (6.5) 2.7 (0.9–8.3) 
Type 1 diabetesb 3771 20 (5.3) 2.2 (1.4–3.4) 
Crohn disease 1609 8 (5.0) 2.1 (1.0–4.1) 
Rheumatoid arthritis 4977 26 (5.2) 2.0 (1.3–2.9) 
Multiple sclerosis 1100 3 (6.5) 1.8 (0.8–4.4) 
Migraine 12 590 49 (3.9) 1.6 (1.2–2.2) 
Chronic hypertension 6609 23 (3.3) 1.4 (0.9–2.1) 
Anemia 3320 12 (3.6) 1.4 (0.8–2.4) 
Asthma 49 375 148 (3.0) 1.2 (1.0–1.4) 
Thyroid disorder 15 316 44 (2.9) 1.2 (0.9–1.6) 
Epilepsy 9258 29 (3.1) 1.2 (0.8–1.7) 
Ulcerous colitis 2430 7 (2.9) 1.2 (0.5–2.8) 
Gestational diabetes 13 852 36 (2.6) 1.1 (0.8–1.5) 
Celiac disease 2989 8 (2.7) 1.1 (0.5–2.2) 
Heart disease 6900 16 (2.3) 1.0 (0.6–1.6) 
Chronic kidney disease 13 179 32 (2.4) 0.9 (0.6–1.3) 
Any autoimmune conditionb 32 662 117 (3.6) 1.4 (1.1–1.7) 
Any chronic condition 138 195 432 (3.1) 1.3 (1.2–1.5) 

All analyses are adjusted for year of birth. aRR, adjusted relative risk.

a

Results are presented in Fig 2.

b

Data available for 1999–2012.

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