Table 1.
Socio-demographic profile of population and other independent factors enrolled in the 2011-12 and 2012-13 surveys, South Africa
| Characteristics | Categories | 2011-12 | 2012-13 |
P-value |
|---|---|---|---|---|
|
Sample size |
N = 10 415 |
N = 9529 |
||
|
Age (years) |
13-19 |
16.8 (16.0-17.6) |
15.0 (14.2-15.8) |
0.018 |
| 20-24 |
30.2 (29.2-31.2) |
30.9 (29.9-32.0) |
||
| 25-34 |
40.8 (39.8-41.9) |
42.0 (41.0-43.1) |
||
| 35-50 |
12.2 (11.5-12.9) |
12.0 (11.3-12.7) |
||
|
Mother’s education (%) |
Grade 7 and below |
14.7 (14.0-15.5) |
14.6 (13.9-15.4) |
0.893 |
| Grade 8 and above |
85.3 (84.5-86.0) |
85.4 (84.6-86.1) |
||
|
Marital status (%) |
Single/Widowed/Divorced/Separated |
74.9 (74.0-75.8) |
76.2 (75.3-77.1) |
0.199 |
| Married/Co-habiting |
25.1 (24.2-26.0) |
23.8 (22.9-24.7) |
||
|
Parity (%) |
First child |
39.2 (38.1-40.2) |
38.0 (37.0-39.1) |
0.161 |
| Child 2+ |
60.8 (59.8-61.9) |
62.0 (60.9-63.0) |
||
|
Maternal reported HIV status before delivery* (%) |
HIV- |
69.8 (68.7-70.9) |
68.0 (66.9-69.0) |
0.065 |
| HIV+ |
30.2 (29.1-31.3) |
32.0 (31.0-33.1) |
||
|
Correct knowledge of MTCT modes* (%) |
Doesn’t know MTCT/Doesn’t know all modes correctly |
31.4 (30.4-32.4) |
36.7 (35.6-37.7) |
0.0006 |
| Knows all 3 modes correctly |
60.8 (59.8-61.8) |
58.5 (57.4-59.6) |
||
| Response unknown |
7.8 (7.3-8.4) |
4.8 (4.4-5.3) |
||
|
SES (%) |
highest |
27.3 (26.3-28.3) |
26.1 (25.2-27.1) |
0. 480 |
| Second highest |
23.8 (22.9-24.7) |
23.7 (22.8-24.7) |
||
| Low |
23.4 (22.5-24.3) |
24.7 (23.8-25.6) |
||
| Lowest |
25.6 (24.6-26.5) |
25.5 (24.6-26.4) |
||
|
TB screening during pregnancy (%) |
No |
56.4 (55.4-57.5) |
59.5 (58.4-60.6) |
0. 117 |
| Yes |
36.7 (35.7-37.8) |
34.1 (33.1-35.2) |
||
| Response Unknown |
6.9 (6.4-7.4) |
6.4 (5.9-7.0) |
||
|
Infant feeding counselling during pregnancy (%) |
No |
10.1 (9.4-10.7) |
7.5 (7.0-8.1) |
0.001 |
| Yes |
89.9 (89.3-90.6) |
92.5 (91.9-93.0) |
||
|
Place of delivery (%) |
Hospital |
79.5 (78.6-80.4) |
78.6 (77.7-79.5) |
0.004 |
| Clinic |
15.9 (15.1-16.7) |
17.9 (17.1-18.8) |
||
| Home/other |
5.6 (4.1 - 7.0) |
3.5 (3.1 - 3.9) |
||
|
Birth attendant (%) |
Doctor |
27.3 (26.3-28.3) |
29.1 (28.1-30.1) |
0.0007 |
| Nurse/midwife/CHW |
68.4 (67.4-69.5) |
67.8 (66.8-68.8) |
||
| TBA/other |
4.3 (3.8-4.8) |
3.1 (2.7-3.5) |
||
| Province (%) | EC |
11.2 (10.6-11.8) |
11.1 (10.5-11.8) |
0.249 |
| FS |
4.7 (4.4-5.0) |
5.6 (5.2-5.9) |
||
| GP |
25.8 (24.8-26.8) |
22.9 (22.0-23.9) |
||
| KZN |
21.2 (20.2-22.2) |
21.8 (20.8-22.9) |
||
| LP |
11.5 (10.8-12.1) |
11.6 (11.0-12.2) |
||
| MP |
7.6 (7.2-8.1) |
8.1 (7.6-8.6) |
||
| NC |
2.0 (1.9-2.2) |
2.3 (2.1-2.5) |
||
| NW |
6.8 (6.4-7.3) |
7.3 (6.9-7.8) |
||
| WC | 9.1 (8.6-9.6) | 9.3 (8.8-9.8) |
CHW – community health worker, MTCT – Mother-to-Child Transmission, SES – Socioeconomic Status, TB – Tuberculosis, TBA – Traditional Birth Attendant, FS – Free State, GP – Gauteng, KZN – KwaZulu-Natal, LP – Limpopo, MP – Mpumalanga, NC – Northern Cape, NW – North West, WC - Western Cape
*Category for missing data/unknown responses added. The P-value is from a χ2 test.