Descriptive characteristics of the respondents (n=355)
| Numeric variables | Min* | Max† | Mean±SD | Median |
| Age, years | 18 | 45 | 26.5±6.68 | 25.00 |
| Family income, US$‡ | 111.20 | 1680.67 | 514.28±287.42 | 448.18 |
| Relationship duration, years | 1 | 28 | 6.27±4.50 | 5.00 |
| Time from birth to resumption of intercourse, days | 3 | 120 | 44.96±16.62 | 42.00 |
| EUROHIS-QOL 8-item index, total score | 14 | 40 | 29.44±4.89 | 30.00 |
| Categorical variables | n (%) | ||
| Skin colour | Duration of breast feeding, months | ||
| White | 100 (28.2) | >6 | 173 (48.7) |
| Black | 67 (18.9) | <6 | 182 (51.3) |
| Brown | 146 (41.1) | Breastfeeding problems | |
| Yellow | 42 (1.8) | No | 309 (87.0) |
| Marital status | Yes | 46 (13.0) | |
| De facto relationship | 233 (65.6) | Poor communication§ | |
| Married | 122 (34.4) | No | 244 (68.7) |
| Religious belief | Yes | 111 (31.3) | |
| No | 173 (48.7) | Low importance of sex§ | |
| Yes | 182 (51.3) | No | 282 (79.4) |
| Education, years | Yes | 73 (26.6) | |
| ≤8 | 113 (31.8) | High stress¶ | |
| 9–11 | 213 (60.0) | No | 256 (72.1) |
| >12 | 29 (8.2) | Yes | 99 (27.9) |
| Employment | Decreased frequency of sexual intercourse | ||
| Employed | 111 (31.3) | No | 138 (38.8) |
| Unemployed | 244 (68.7) | Yes | 217 (61.2) |
| Type of delivery | Breasts discomfort | ||
| Caesarean section | 125 (35.2) | No | 230 (64.8) |
| Vaginal | 230 (64.8) | Yes | 125 (35.2) |
| Chronic disease | Premature ejaculation of their partner | ||
| No | 324 (91.3) | No | 228 (64.2) |
| Yes | 31 (8.7) | Yes | 127 (35.8) |
| Perineal trauma | Sexual health consultation | ||
| No | 336 (94.6) | No | 263 (74.1) |
| Yes | 19 (5.4) | Yes | 92 (25.9) |
| Breastfeeding type | EUROHIS-QOL 8-item global index | ||
| Exclusive | 126 (35.5) | Average or more | 187 (52.7) |
| Predominant | 53 (35.5) | Less than average | 168 (47.3) |
| Complementary | 176 (49.6) | ||
*Minimum
†Maximum
‡US$1=R$3.42 [11 May 2018]
§Low or very low on Likert-type scale.
¶High or very high on Likert-type scale.