BIBLIOGRAPHIC INPUT SHEET TEMPORARY Patterns of mortality ...

Chapter V1. Neonatal Mortality
111
knowledge of exact causes necessary for causes and factors, some of them acting
preventive action is thus very often lacking. through mechanisms not yet well under-
On the other hand, while complications in stood. Table 54 and Figure 52 (left portion)
themselves, they give rise to various other show the neonatal deaths due to anoxic and
severe and progressive consequences which hypoxic conditions (not elsewhere specified)
if not arrested result in death or in s,.rious as underlying causes. The rates ranged from
permanent damage. Finally, their occur- 904.6 and 855.3 per 100,000 live births in
rence worsens the already deficient adaptive Ribeirdo Pr~to and Recife to 163.2 and
mechanisms, particularly those of low- 153.2 in the California and Sherbrooke
birth-weight infants, and limits the success projects. Within this category (776), the
of corrective measures.
conditions known as respiratory distress
Anoxic or hypoxic conditions after birth syndrome and hyaline membrane disease
can be the consequence of a number of (776.2 and 776.1) are grouped together
obstetric causes, of acquired or congenital since the latter was not always confirmed
morbid conditions in the newborn, or other by X-rays or autopsy studies and the two
TABLE 54. Neonatal Mortality, from Anoxic and Hypoxic Conditions as Underlying Causes and with
Immaturity as Associated Cause (Contributory) in 15 Projects.
Projeet
Total
(776)
Fetal
distress,
anoxia
1770.3. 776.4)
Underlying cause
Aspiration of
content of
birth canal
(776.0)
Respiratory
dstress
(776.1, 776.2)
Asphyxia of
newborn
(776.9)
Associated
I cause
Immaturity as
Contributory
(777)
No. Rate No. Rate No. Rate No. Rate No. Rate No. Rate
Total ........................ 2,147 452.9 206 43.5 200 44.1
1.075 226.8 657 138.6 1.524 321.5
­
ARGENTINA
6 34.1 10 56.8 20 113.6 49 278.4 54 306.8
Chaco Province ............. 85 4R3.0
346.7 22 94.2 04 402.4
San Juan Province ........... 131 560.8 14 59.9 14 50.0 81
47 125.0 112 297.8 101 268.5
BOLIVIA project ............. 173 460.0 3 8.0 11 29.2
BRAZIL
82.2 15 49.3 105 345.4 115 378.3 204 671.1
Recife ...................... 260 855.3 25
Ribeir.to Pr~to ............. 165 901.6 30 164.5 28 153.5 91 408.9 16 87.7 125 685.3
55.0 152 261.3 139 230.0 239 410.9
Sao Paulo .................. 364 625.9 41 70.5 32
CANADA
- 2 11.8 18 100.1 6 35.4 24 141.4
Sherhrooke ................. 26 153.2
20 45,9 122 279.9
CHILE project ............... 192 440.6 44 101.0 23 52.8 105 240.9
COLOMBIA
15 71.1 68 322.3 28 132.7 74 350.7
Cali ....................... 117 554.5 6 28.4
0 50.3 35 195.5 8 44.7 44 245.8
Cartagena.................. 56 312.8 4 22.3
5.2 4 20.6 46 237.1 12 61.9 51 262.0
Medelln ................... 63 324.7 1
15 48.4 3 0.7 66 212.8 34 109.6 87 280.5
EL SALVADOR project ....... 118 380.4
JAMAICA
Klngaton-St. Andrew ........ 184 449.2 7 17.1 20 48.8 92 224.6 65 158.7 146 356.4
MEXICO
Monterrey .................. 140 264.1 7 13.2 22 41.5 94 177.3 17 32.1 99 180.8
UNITED STATES
Califoinla project ............ 73 163.2 3 6.7 1 2.2 55 122.9 14 31.3 60 134.1
a Rates per 100,000 live births.