Table 2.
Exclusive breastfeeding mean prevalence (95% CI), at three and six months, according to public policy and COVID-19, by municipal socio-economic status, Chile 2009–2020.
| Total country/quintile | Extended maternity leave |
Primary health care goal |
COVID-19 |
|||
|---|---|---|---|---|---|---|
| Beforea | Afterb | Beforea | Afterb | Beforea | Afterb | |
| 3 Months | ||||||
| Total country |
69.5 (69.0, 70.1) |
68.4 (67.9, 69.0) |
69.0 (68.6, 69.4) |
71.6 (71.2, 72.1) |
71.6 (71.2, 72.1) |
71.2 (69.3, 73.1) |
| 1 (lower) | 73.4 (72.5, 74.3)c | 72.0 (71.1, 72.9)c | 72.8 (72.2, 73.3)c | 76.1 (75.3, 77.0)c | 76.2 (75.3, 77.1)c | 75.3 (72.3, 78.2)c |
| 2 | 68.9 (67.9, 69.8)c | 68.1 (67.2, 69.0)c | 68.5 (67.8, 69.1)c | 71.3 (70.5, 72.1)c | 71.3 (70.5, 72.1)c | 71.4 (67.4, 75.4)c |
| 3 | 64.6 (63.4, 65.9)c | 64.9 (63.6, 66.2)c | 64.7 (63.8, 65.6)c | 68.4 (67.4, 69.3)c | 68.4 (67.4, 69.3) | 68.9 (65.4, 72.3) |
| 4 | 59.9 (58.5, 61.4) | 59.7 (58.6, 60.9)c | 59.8 (58.9, 60.8)c | 66.4 (65.4, 67.4) | 66.1 (65.1, 67.1) | 72.2 (58.0, 68.6) |
| 5 (reference) | 62.3 (60.5, 64.1) | 62.5 (60.9, 64.0) | 62.4 (61.2, 63.6) | 66.2 (65.7, 68.0) | 67.2 (66.1, 68.4) | 63.3 (58.0, 68.6) |
| 6 Months | ||||||
| Total country |
49.2 (48.6, 49.8) |
51.5 (50.9, 52.1) |
50.3 (49.9, 50.8) |
62.4 (61.9, 62.9) |
62.2 (61.7, 62.7) |
64.6 (62.5, 66.7) |
| 1 (lower) | 53.4 (50.4, 52.4)c | 55.9 (54.9, 57.0)c | 53.5 (52.8, 54.2)c | 68.3 (64.8,69.1)c | 68.1 (67.2, 69.0)c | 70.8 (67.5, 74.1)c |
| 2 | 49.5 (48.4, 50.6)c | 50.7 (49.6, 51.7)c | 40.4 (39.4, 41.4)c | 55.5 (54.5, 56.5) | 60.9 (60.0, 61.7)c | 63.8 (59.8, 67.8)c |
| 3 | 42.6 (41.3, 44.0) | 43.9 (42.4, 45.3)c | 43.2 (42.3, 44.2)c | 56.8 (55.8, 57.8) | 56.6 (55.6, 57.6) | 59.4 (54.2, 64.5) |
| 4 | 39.8 (38.3, 41.3)c | 40.9 (39.6, 42.2)c | 50.1 (49.3, 50.9)c | 61.1 (60.2, 61.9)c | 55.2 (54.2, 56.2) | 60.3 (55.0, 65.6) |
| 5 (reference) | 43.6 (41.9, 45.4) | 46.7 (45.1,48.2) | 45.3 (44.1, 46.4) | 56.6 (55.3, 57.7) | 56.1 (55.4, 57.8) | 55.8 (49.6, 67.8) |
a
Before: 1. Extended maternity leave: January 2009/September 2011; 2. Primary Health Care Goal: January 2009/December 2014; 3. COVID-19: January 2015/March 2020.
b
After: 1. Extended maternity leave: October 2011/December 2014; 2. Primary Health Care Goal: January 2015/November 2020; 3. COVID-19: April 2020/November 2020.
c
Comparison between each municipal SES quintile and higher municipal SES quintile (fifth). Significance: P-value = 0.05 or less compared to the reference group (quintile 5).