|
2009.
|
2010.
|
2011.
|
2012.
|
---|
DS
|
REF
|
DS
|
REF
|
DS
|
REF
|
DS
|
REF
|
---|
N = 33
|
N = 44673
|
N = 19
|
N = 43400
|
N = 26
|
N = 41306
|
N = 42
|
N = 41761
|
---|
Birth weight (g, mean)
|
2906.7a
|
3409.8
|
2954.2a
|
3428.6
|
2954.2a
|
3389.4
|
2763.2a
|
3396.7
|
Birth length (cm, mean)
|
47.4a
|
50.2
|
46.1a
|
50.3
|
47.5a
|
50.1
|
46.9a
|
50.1
|
Gestational age (weeks, mean)b
|
36.7a
|
39.1
|
36.7a
|
39.2
|
37.8a
|
39.0
|
37.0a
|
39.0
|
Apgar ≥ 6 after 5 minb
|
22 (66.7 %)a
|
39694 (99.2 %)
|
12 (63.1 %)a
|
37728 (98.9 %)
|
20 (76.9 %)a
|
36079 (99.0 %)
|
30 (71.4 %)a
|
36859 (99.3 %)
|
Intervention on delivery
|
6 (18.2 %)
|
8913 (19.9 %)
|
7 (36.8 %)
|
9224 (21.3 %)
|
7 (26.9 %)
|
7213 (17.5 %)
|
19 (45.2 %)
|
8845 (21.2 %)
|
Parity 1
|
6 (18.2 %)
|
15002 (33.6 %)
|
8 (42.1 %)
|
14776 (34.0 %)
|
8 (30.8 %)
|
14083 (34.1 %)
|
12 (28.6 %)
|
14359 (34.4 %)
|
Parity 2
|
6 (18.2 %)
|
5643 (12.6 %)
|
1 (5.3 %)
|
5289 (12.2 %)
|
5 (19.2 %)
|
5015 (12.1 %)
|
5 (11.9 %)
|
5116 (12.3 %)
|
Parity 3
|
3 (9.1 %)
|
1597 (3.6 %)
|
1 (5.3 %)
|
1525 (3.5 %)
|
3 (11.6 %)
|
1469 (3.6 %)
|
3 (7.1 %)
|
1483 (3.6 %))
|
Parity ≥4
|
3 (9.1 %)
|
1017 (2.3 %)
|
0 (0.0 %)
|
1044 (2.4 %)
|
1 (3.8 %)
|
1015 (2.5 %)
|
1 (2.4 %)
|
1024 (2.5 %)
|
Parity 0
|
15 (45.4 %)
|
21414 (47.9 %)
|
9 (47.4 %)
|
20766 (47.8 %)
|
9 (34.6 %)
|
19724 (47.8 %)
|
21 (50.0 %)
|
19779 (47.4 %)
|
Mother age (years, mean)
|
32.7a
|
29.0
|
31.8a
|
28.2
|
32.0a
|
30.0
|
33.2a
|
29.2
|
Breast feeding
|
21 (63.6 %)a
|
42676 (95.5 %)
|
11 (57.9 %)a
|
40812 (94.0 %)
|
19 (73.1 %)a
|
39413 (95.4 %)
|
31 (73.80 %)a
|
40268 (96.4 %)
|
Perinatal mortality (on 10000)
|
5 (1515.2)
|
343 (76.8)
|
3 (1578.9)
|
323 (74.4)
|
2 (769.2)
|
268 (64.9)
|
4 (952.4)
|
240 (57.5)
|
Fetal mortality (on 10000)
|
4 (1212.1)
|
191 (42.7)
|
1 (526.3)
|
210 (48.4)
|
1 (384.6)
|
158 (38.3)
|
3 (714.3)
|
162 (38.8)
|
Early neonatal mortality (on 10000 newborns)
|
1 (344.8)
|
152 (34.2)
|
2 (1111.1)
|
111 (25.7)
|
1 (400.0)
|
102 (24.8)
|
1 (256.4)
|
77 (18.5)
|
-
aSignificant differences (P < 0.05) between DS regarding referent population for each year (birth weight, birth length, gestational age and mother age were assessed with independent t-test; other differences with chi-square test)
-
bFor Apgar scoring total N for referent population were 40022 (2009), 38118 (2010), 36444 (2011) and 37119 (2012)