Journal of Pregnancy / 2014 / Article / Tab 3

Research Article

Maternal Opioid Drug Use during Pregnancy and Its Impact on Perinatal Morbidity, Mortality, and the Costs of Medical Care in the United States

Table 3

List of International Classification of Diseases, Ninth Edition, Clinical Modification Codes used to identify selected perinatal conditions.

ConditionInternational Classification of Diseases, 9th Edition, Diagnosis Code

Exposure
 Opioid use304.0x, 304.7, 305.5, 965.00, 965.01, E850.0, E935.0
Comorbidities
 Anxiety300.0x, 309x, 293.84
 Chronic renal disease581x, 582x, 583x, 585x, 587x, 646.2x
 Depression296.2x, 296.3x, 298.0, 300.4, 301.12, 309.0, 309.1, 311
 HIV042, V08, 795.3
 Insomnia780.51, 780.52, 307.42, 327.0x, 327.15, 307.41
 Obesity278.00, 278.01, 278.03, 649.1x, V85.3x, V85.4x, V85.54, 793.91
 Osteopenia733.90
 Prepregnancy diabetes249x, 250x, 648.0x
 Prepregnancy hypertension401x, 402x, 403x, 404x, 405x, 642.0x, 642.1x, 642.2x, 642.7x
Perinatal outcomes
 Threatened preterm labor644.0x
 Early onset delivery644.2x
 Premature rupture of membranes658.1x
 Wound infection674.1x, 674.3x, 998.3x, 998.5x
 Acute renal failure584x, 669.3x
 Postpartum depression648.40, 648.42, 648.44
 Poor fetal growth656.5x
 Stillbirth656.4x, V27.1, V27.3, V27.4, V27.6, V27.7

The code suffix “x” represents all possible codes that follow the stated code prefix.
Procedure codes, no diagnostic codes were used to define Cesarean section.

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