Table 1.
Characteristics of women having planned births at home or in a freestanding midwifery unit, and of their partners.
| Characteristic | Delivery location | Relative risk (95% CI) | F (df1,df2) | P value | ||||
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At home (n=321) | In a freestanding midwifery unit (n=103) | Overall (N=424) |
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| Maternal characteristics |
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||
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Age (years), mean (SD) | 33.5 (4.6) | 33.9 (4.9) | 33.6 (4.7) |
|
1.13 (320,102) | .41 | |
|
|
Age group (years), n (%) |
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|
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18-24 | 9 (2.8) | 3 (2.9) | 12 (2.8) | 0.98 (0.70-1.37) |
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|
|
25-34 | 171 (53.3) | 52 (50.5) | 223 (52.6) | Reference |
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≥35 | 141 (43.9) | 48 (46.6) | 189 (46.6) | 0.97 (0.87-1.09) |
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Residential area, n (%) |
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Large city | 117 (42.1) | 41 (50.0) | 158 (43.9) | Reference |
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Medium-size city | 111 (39.9) | 21 (25.6) | 132 (36.7) | 1.14 (1.01-1.28) |
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Small town | 50 (18.0) | 20 (24.4) | 70 (19.4) | 0.96 (0.81-1.15) |
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Missing | 43 | 21 | 64 |
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Marital status, n (%) |
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Married and/or cohabiting | 229 (71.3) | 74 (71.8) | 303 (71.4) | Reference |
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Other | 92 (28.8) | 29 (28.2) | 121 (28.6) | 1.25 (1.10-1.42) |
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Number of children, n (%) |
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First | 100 (32.9) | 51 (54.3) | 151 (37.9) | Reference |
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Second or more | 204 (67.1) | 43 (45.7) | 247 (62.1) | 1.25 (1.10-1.42) |
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Missing | 17 | 9 | 26 |
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First delivery >35 years, n (%) |
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Yes | 22 (6.9) | 20 (19.4) | 42 (9.9) | 0.67 (0.50-0.90) |
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No | 299 (93.1) | 83 (80.6) | 382 (90.1) | Reference |
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Level of education, n (%) |
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Primary | 5 (1.6) | 3 (2.9) | 8 (1.9) | Reference |
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Secondary | 102 (31.9) | 29 (28.2) | 131 (31.0) | 1.25 (0.72-2.15) |
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Postsecondary | 214 (66.6) | 71 (68.6) | 285 (67.1) | 1.20 (0.70-2.06) |
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Occupational status before index birth, n (%) |
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||
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|
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Working | 246 (76.6) | 85 (82.4) | 331 (78.0) | Reference |
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Not working | 75 (23.4) | 18 (17.6) | 93 (22.0) | 1.08 (0.96-1.22) |
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Annual income (€), n (%) |
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|
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|
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<20,000 | 41 (15.1) | 10 (10.5) | 51 (13.9) | Reference |
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20,000-29,000 | 109 (40.1) | 33 (34.7) | 142 (38.7) | 0.95 (0.81-1.12) |
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≥30,000 | 122 (44.9) | 52 (54.7) | 174 (47.4) | 0.57 (0.74-1.03) |
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Missing | 49 | 8 | 57 |
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Diet, n (%) |
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Omnivorous | 238 (74.1) | 80 (77.7) | 318 (75.0) | Reference |
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Other | 83 (25.9) | 23 (22.3) | 106 (25.0) | 1.05 (0.93-1.18) |
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Smoker, n (%) |
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Yes | 10 (3.1) | 7 (6.8) | 17 (4.0) | 0.77 (0.52-1.15) |
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No | 311 (96.9) | 96 (93.2) | 407 (96.0) | Reference |
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| Partner characteristics |
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||
|
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Age (years), mean (SD) | 36.7 (5.5) | 37.7 (6.2) | 37.0 (5.6) |
|
1.27 (306,96) | .12 | |
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|
Level of education, n (%) |
|
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|
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Primary | 25 (7.9) | 8 (7.9) | 33 (7.9) | Reference |
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Secondary | 134 (42.5) | 47 (46.5) | 181 (43.5) | 0.98 (0.79-1.21) |
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Postsecondary | 156 (49.5) | 46 (45.5) | 202 (48.6) | 1.02 (0.83-1.25) |
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Missing | 6 | 2 | 8 |
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Occupational status, n (%) |
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Working | 312 (98.7) | 101 (100.0) | 413 (99.0) | Reference |
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Not working | 4 (1.3) | 0 | 4 (1.0) | 1.32 (1.25-1.40) |
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Missing | 5 | 2 | 7 |
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