Table 2.
Crosstabulation of the perinatal outcome of the twins within the two periods
| Variable | Mode of delivery for twin vs. perinatal death (T1) | χ2-value | p-value | |||
|---|---|---|---|---|---|---|
| Caesarean delivery (n = 137) |
Instrumental delivery (n = 3) |
Vaginal delivery (n = 94) |
breech extraction (n = 0) |
|||
| Perinatal Death (T1) | ||||||
| Death | 3 (2.2) | 0 (0.0) | 4 (4.3) | – | 0.91 | 0.633 |
| No death | 134 (97.8) | 3 (100.0) | 90 (95.7) | – | ||
| Mode of delivery for twin 2 (T2) | χ2-value | p-value | ||||
|---|---|---|---|---|---|---|
| Caesarean delivery (n = 139) |
Instrumental delivery (n = 3) |
Vaginal delivery (n = 90) |
breech extraction (n = 2) |
|||
| Perinatal Death (T2) | ||||||
| Death | 8 (5.8) | 0 (0.0) | 4 (4.4) | 0 (0.0) | 0.46 | 0.926 |
| No death | 131 (94.2) | 3 (100.0) | 86 (95.6) | 2 (100.0) | ||
| Mode of Delivery versus APGAR score | ||||||
|---|---|---|---|---|---|---|
| APGAR score | ||||||
| Score: Combined mode of delivery | Severe | Moderate Mild | Normal Total | ɣ2 (p-value) | ||
| [0–3] (%) | [4–5] (%) | 6 (%) | [7–10] (%) | [n = 234] (%o) | ||
| Twin I | ||||||
| CS-CS | 7 (5.1) | 9 (6.5) | 8 (5.8) | 114 (82.6) | 138 (100.0) | 104.02 |
| Vag-vag | 4 (4.6) | 3 (3.4) | 6 (6.8) | 74 (85.1) | 87 (100.0) | 0.001 |
| Vag-CS | 0 (0.0) | 0 (0.0) | 1 (100.0) | 0 (0.0) | 1 (100.0) | |
| Vag-Inst | 0 (0.0) | 0 (0.0) | 0 (0.0) | 2 (100.0) | 2 (100.0) | |
| Inst-Inst | 0 (0.0) | 0 (0.0) | 0 (0.0) | 1 (100.0) | 1 (100.0) | |
| Vag-Breech ext | 0 (0.0) | 0 (0.0) | 0 (0.0) | 2 (100.0) | 2 (100.0) | |
| Inst-Vag | 1 (100.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 1 (100.0) | |
| Vag-CS | 0 (0.0) | 0 (0.0) | 0 (0.0) | 1 (50.0) | 2 (100.0) | |
| Total | 12 (5.1) | 12 (5.1) | 16 (6.8) | 194 (82.9) | 234 (100.0) | |
| Twin II | ||||||
| CS-CS | 10 (7.2) | 6 (4.3) | 11 (8.0) | 111 (80.4) | 138 (100.0) | 89.38 |
| Vag-vag | 4 (4.6) | 8 (9.2) | 13 (15.0) | 62 (71.3) | 87 (100.0) | 0.016 |
| Vag-CS | 0 (0.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 1 (100.0) | |
| Vag-Inst | 0 (0.0) | 1 (50.0) | 0 (0.0) | 1 (50.0) | 2 (100.0) | |
| Inst-Inst | 0 (0.0) | 1 (100.0) | 0 (0.0) | 0 (0.0) | 1 (100.0) | |
| Vag-Breech ext | 0 (0.0) | 1 (50.0) | 0 (0.0) | 1 (50.0) | 2 (100.0) | |
| Inst-Vag | 0 (0.0) | 0 (0.0) | 0 (0.0) | 1 (100.0) | 1 (100.0) | |
| Vag-CS | 0 (0.0) | 0 (0.0) | 0 (0.0) | 2 (100.0) | 2 (100.0) | |
| Total | 14 (6.0) | 17 (6.8) | 24 (10.3) | 179 (76.5) | 234 (100.0) | |
CS, caesarean section; Ext, Extraction; Inst, Instrumental; Vag, Vaginal.