Equality-of-proportions test between the follow-up sample and total telemedicine early medical abortion population
| Parameter | Telemedicine EMA population April–August 2020 (n=9049) n (%) | Telemedicine EMA follow-up sample April–August 2020 (n=1243) n (%) | Percentage point difference | Equality-of-proportions test p value |
| Age group (years) | ||||
| <20 | 615 (6.8) | 67 (5.4) | −1.4 | 0.024* |
| 20–29 | 4008 (44.3) | 512 (41.2) | −3.1 | 0.014* |
| 30–39 | 3678 (40.7) | 516 (41.5) | +0.8 | 0.268 |
| 40+ | 721 (8.0) | 121 (9.7) | +1.7 | 0.011* |
| Unknown | 27 (0.3) | 27 (2.2) | +1.9 | <0.001** |
| Ethnicity | ||||
| White British/White other | 5968 (66.0) | 787 (63.3) | −2.7 | 0.025* |
| Mixed/multiple ethnicities | 453 (5.0) | 69 (5.6) | +0.6 | 0.191 |
| Black/African/Caribbean/Black British | 950 (10.5) | 158 (12.7) | +2.2 | 0.006** |
| Asian/Asian British | 733 (8.1) | 93 (7.5) | −0.6 | 0.212 |
| Other ethnic group (not specified) | 166 (1.8) | 26 (2.1) | +0.3 | 0.246 |
| Unknown ethnicity | 779 (8.6) | 110 (8.9) | +0.3 | 0.382 |
| Marital status | ||||
| Single | 2971 (32.8) | 387 (31.1) | −1.7 | 0.102 |
| Partnered | 3178 (35.1) | 415 (33.4) | −1.7 | 0.100 |
| Married/civil partnership | 1614 (17.8) | 242 (19.5) | +1.7 | 0.067 |
| Separated/widowed/divorced | 228 (2.5) | 40 (3.2) | +0.7 | 0.058 |
| Unknown marital status | 1058 (11.7) | 159 (12.8) | +1.1 | 0.113 |
| Home region | ||||
| East England | 3 (0.03) | 0 (0.0) | −0.0 | 0.271 |
| East Midlands | 46 (0.5) | 4 (0.3) | −0.2 | 0.176 |
| East of England | 1008 (11.1) | 194 (15.6) | +4.5 | <0.001** |
| Greater London | 4197 (46.4) | 625 (50.3) | +3.9 | 0.003** |
| North East | 582 (6.4) | 38 (3.1) | −3.4 | <0.001** |
| North West | 1581 (17.5) | 205 (16.5) | −1.0 | 0.182 |
| South East | 966 (10.7) | 67 (5.4) | −5.3 | <0.001** |
| South West | 560 (6.2) | 76 (6.1) | −0.8 | 0.456 |
| West Midlands | 77 (0.9) | 7 (0.6) | −0.3 | 0.135 |
| Region unknown | 29 (0.3) | 27 (2.2) | +1.9 | <0.001** |
| Postal vs pick-up | ||||
| Postal only | 5381 (59.5) | 816 (65.6) | +6.2 | <0.001** |
| Pick-up only | 3476 (38.4) | 380 (30.6) | −7.8 | <0.001** |
| Unknown or combination (ie, repeats) | 192 (2.1) | 47 (3.8) | +0.1 | <0.001** |
| Previous abortions | ||||
| At least one previous abortion | 4380 (48.4) | 599 (48.2) | −0.2 | 0.441 |
| Previous live births | ||||
| At least one previous live birth | 5654 (62.5) | 809 (65.1) | +2.6 | 0.029* |
| Previous miscarriage | ||||
| At least one previous miscarriage | 2026 (22.4) | 303 (24.4) | +2.0 | 0.047* |
| Previous caesarean section | ||||
| At least one previous caesarean section | 1364 (15.1) | 209 (16.8) | +1.7 | 0.043* |
| Total | 9049 (100) | 1243 (100) | ||
Percentage point difference: values greater than ±5 points are indicated in bold type.
Equality-of-proportions test: *significant p<0.05, **very significant p<0.01.
EMA, early medical abortion.