Table 1.
Trends in the prevalence of breastfeeding among women aged 19–49 years from 2010 to 2018 in subgroups.
| Classification | Variables | 2010–2012 (n = 3475) |
2013–2015 (n = 2792) |
2016–2018 (n = 2965) |
p-Value |
|---|---|---|---|---|---|
| % (SE) | % (SE) | % (SE) | |||
| Age (years) | 19–29 | 86.8 (2.8) | 87.3 (3.1) | 82.3 (3.5) | 0.528 |
| 30–39 | 80.9 (1.4) | 86.0 (1.3) | 88.3 (1.0) | <0.001 | |
| 40–49 | 71.0 (1.3) | 75.2 (1.3) | 76.7 (1.2) | 0.004 | |
| Income | Richest | 73.9 (3.4) | 75.7 (4.3) | 81.2 (2.8) | 0.302 |
| Richer | 77.7 (1.7) | 80.7 (1.6) | 83.2 (1.6) | 0.058 | |
| Poorer | 79.9 (1.4) | 82.2 (1.4) | 80.0 (1.5) | 0.436 | |
| Poorest | 71.3 (1.7) | 79.1 (1.6) | 81.8 (1.3) | <0.001 | |
| Education level | ≤12 years | 74.4 (1.1) | 77.2 (1.3) | 76.5 (1.4) | 0.230 |
| ≥13 years | 79.1 (1.3) | 84.0 (1.2) | 85.2 (0.9) | 0.001 | |
| Occupation | Housewife | 77.8 (1.2) | 81.5 (1.3) | 81.4 (1.3) | 0.058 |
| Manufacturing/service | 74.6 (1.8) | 77.9 (1.7) | 79.8 (1.7) | 0.077 | |
| Office worker | 75.3 (1.9) | 81.1 (1.5) | 82.9 (1.3) | 0.002 | |
| Alcohol consumption | (−) | 77.9 (1.2) | 80.2 (1.3) | 83.6 (1.2) | 0.005 |
| (+) | 74.5 (1.3) | 80.7 (1.2) | 79.8 (1.2) | 0.001 | |
| Smoking status | (−) | 76.9 (0.9) | 80.9 (0.9) | 82.5 (0.8) | <0.001 |
| (+) | 66.6 (4.5) | 72.5 (4.2) | 66.8 (4.1) | 0.548 | |
| Limitation of activity | (+) | 73.2 (4.1) | 76.2 (4.7) | 69.3 (5.1) | 0.637 |
| (−) | 76.4 (0.9) | 80.6 (0.9) | 81.8 (0.8) | <0.001 | |
| Self-rated health | Good | 78.6 (1.6) | 82.5 (1.3) | 84.4 (1.3) | 0.012 |
| Average | 76.0 (1.3) | 80.8 (1.2) | 80.6 (1.1) | 0.006 | |
| Bad | 71.3 (2.8) | 74.2 (2.7) | 78.0 (2.2) | 0.190 |
Abbreviations: SE, standard error. Data are presented as percentages (SE). p-Values were obtained by using chi-squared test.