Table 3. Five Leading Causes of Infant Deaths, Healthy Families Sites, Infants Born in 2015.

Cause of Deatha (ICD-10 Code)	Rankb	No. of deaths	Percentage of all infant deathsc
Hidalgo County
All causes	—	80	100.0
Congenital malformations, deformations, and chromosomal abnormalities (Q00–Q99)d	1	31	39
Bacterial sepsis of newborn (P36)d	2	5	6
Disorders related to short gestation and low birthweight, not elsewhere classified (P07)d	3	4	5
Newborn affected by maternal complications of pregnancy (P01)d	4	3	4
Assault (*U01, X85–Y09)d	4	3	4
Diarrhea and gastroenteritis of infectious origin (A09)d	5	2	3
Sudden infant death syndrome (R95)d	5	2	3
All other causese	—	30	38
Smith County
All causes	—	23	100.0
Congenital malformations, deformations, and chromosomal abnormalities (Q00–Q99)d	1	6	26
Sudden infant death syndrome (R95)d	2	4	17
Newborn affected by maternal complications of pregnancy (P01)d	3	3	13
Disorders related to short gestation and low birthweight, not elsewhere classified (P07)d	3	3	13
Neonatal hemorrhage (P50–P52, P54)d	4	1	4
Diseases of the circulatory system (I00–I99)d	4	1	4
In situ neoplasms, benign neoplasms and neoplasms of uncertain or unknown behavior (D00–D48)d	4	1	4
All other causesf	—	4	17

Abbreviations: ICD-10, International Classification of Diseases, Tenth Revision; —, not applicable.

^a An asterisk preceding a cause-of-death code indicates that the code is not included in ICD-10.

^b Based on number of deaths.

^c Percentages may not add up to 100 because of rounding.

^d Causes labeled are ranked to determine leading causes of infant death.

^e All other causes include all other causes (residual) (n = 21), neonatal hemorrhage (n = 1), respiratory distress (n = 1), accidents (n = 1), newborn affected by placental complications (n = 1), hydrops fetalis (n = 1), renal failure (n = 1), congenital pneumonia (n = 1), interstitial pneumonia (n = 1), and acute bronchitis (n = 1).

^f All other causes include all other causes (residual) (n = 4).