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Table 2 Outcome events and prevalence of transfers from home to hospital in planned home births

From: Transfer to hospital in planned home births: a systematic review

  Outcome events, (n/N) Prevalence (95% CI)
All transfers 1,2   
Amelink-Verburg et al.[24] 53809/168618 31.9 (31.7-32.1)
Anderson et al.[22] 1093/11081 9.9 (9.3-10.4)
BECG3[1] 3530/16840 21.0 (20.3-21.6)
Blix et al.[25] 197/1631 12.1 (10.5-13.8)
Davies et al.[23] 39/177 22.0 (16.2-28.9)
Hansen et al.[27] 29/102 28.4 (19.9-38.2)
Howe [17] 34/165 20.6 (14.7-27.6)
Hutton et al.[18] 954/6692 14.3 (13.4-15.1)
Janssen et al.[19] 165/797 20.7 (17.9-23.7)
Johnson and Daviss [4] 655/5418 12.1 (11.2-13.0)
Lindgren et al.[26] 128/1025 12.5 (10.5-14.7)
McMurtrie et al.[15] 10/70 14.3 (7.1-24.7)
Murphy et al.[21] 126/1221 10.3 (8.7-12.2)
Parratt et al.[16] 64/419 15.3 (12.0-19.1)
Tyson [20] 165/1001 16.5 (14.2-18.9)
Transfers during labour 2  
Amelink-Verburg et al.[24] 40636/168618 24.1 (23.9-24.3)
Anderson et al.[22] 905/11081 8.2 (7.7-8.7)
BECG3[1] 2387/16840 14.2 (13.7-14.7)
Blix et al.[25] 156/1631 9.6 (8.2.11.1)
Davies et al.[23] 35/177 19.8 (14.2-26.4)
Howe [17] 23/165 13.9 (9.0-20.2)
Hutton et al.[18] 835/6692 12.5 (11.7-13.3)
Janssen et al.[19] 142/797 17.8 (15.2-20.7
Johnson and Daviss [4] 546/5418 10.1 (9.3-10.9)
Lindgren et al.[26] 109/1025 10.6 (8.8-12.7)
McMurtrie et al.[15] 7/70 10.0 (4.1-19.5)
Murphy et al.[21] 102/1221 8.4 (6.9-10.0)
Parratt et al.[16] 51/419 12.2 (9.2-15.7)
Tyson [20] 141/1001 14.1 (12.0-16.4)
Transfers after birth 2  
Amelink-Verburg et al.[24] 3204/168618 1.9 (1.8-2.0)
Anderson et al.[22] 188/11081 1.7 (1.5-2.0)
BECG3[1] 1046/16040 6.2 (5.9-6.6)
Blix et al.[25] 41/1631 2.5 (1.8-3.4)
Davies et al.[23] 4/177 2.3 (0.6-5.7)
Howe [17] 12/165 7.3 (3.8-12.4)
Hutton et al.[18] 119/6692 1.8 (1.5-2.1)
Janssen et al.[19] 23/797 2.9 (1.8-4.3)
Johnson and Daviss [4] 37/5418 0.7 (0.5-0.9)
Lindgren et al.[26] 19/1025 1.9 (1.1-2.9)
McMurtrie et al.[15] 3/70 4.3 (0.9-12.0)
Murphy et al.[21] 24/1221 2.0 (1.3-2.9)
Parratt et al.[16] 13/419 3.1 (1.7-5.2)
Tyson [20] 24/1001 2.4 (1.5-3.5)
Emergency transfers    
Amelink-Verburg et al.[24] 5735/168618 3.4 (3.3-3.5)
Anderson et al.[22] 202/11081 1.8 (1.6-2.1)
Blix et al.[25] 16/1631 1.0 (0.6-1.6)
Davies et al.[23] 0/177 0.0 (0.0-2.1)
Hansen et al.[27] 1/102 1.0 (0.0-5.3)
Hutton et al.[18] 361/6692 5.4 (4.9-6.0)
Janssen et al.[19] 27/797 3.4 (2.2-4.9)
Johnson and Daviss [4] 185/5418 3.4 (2.9-3.9)
Transfers for slow progress in labour 2
Anderson et al.[22] 612/11081 5.5 (5.1-6.0)
Blix et al.[25] 108/1631 6.6 (5.5-7.9)
Anderson et al.[22] 13/177 7.3 (4.0-12.2)
Howe [17] 13/165 7.9 (4.3-13.1)
Janssen et al.[19] 56/797 7.0 (5.4-9.0)
Johnson and Daviss [4] 326/5418 6.0 (5.4-6.7)
Lindgren et al.[26] 66/1025 6.4 (5.0-8.1)
McMurtrie et al.[15] 6/70 8.6 (3.2-17.7)
Murphy et al.[21] 63/1221 5.2 (4.0-6.7)
Parratt et al.[16] 26/419 6.2 (4.1-9.0)
Tyson [20] 98/1001 9.8 (8.0-11.8)
Transfers for fetal distress 2  
Anderson et al.[22] 170/11081 1.5 (1.3-1.8)
Davies et al.[23] 2/177 1.1 (0.1-4.0)
Howe [17] 2/165 1.2 (0.1-4.3)
Janssen et al.[19] 29/797 3.6 (2.5-5.2)
Johnson and Daviss [4] 119/5418 2.2 (1.8-2.6)
Lindgren et al.[26] 11/1025 1.1 (0.5-1.9)
McMurtrie et al.[15] 1/70 1.4 (0.0-7.7)
Murphy et al.[21] 13/1221 1.1 (0.6-1.8)
Tyson [20] 24/1001 2.4 (1.5-3.5)
Transfers for PPH 2  
Anderson et al.[22] 44/11081 0.4 (0.3-0.5)
Davies et al.[23] 0/177 0.0 (0.0-0.2)
Howe [17] 1/165 0.6 (0.0-3.3)
Janssen et al.[19] 4/797 0.5 (0.1-1.3)
Johnson and Daviss [4] 34/5418 0.6 (0.4-0.9)
Lindgren et al.[26] 9/1025 0.9 (0.4-1.7)
McMurtrie et al.[15] 1/70 1.4 (0.0-7.7)
Murphy et al.[21] 3/1221 0.2 (0.0-0.7)
Parratt et al.[16] 6/419 1.4 (0.5-3.1)
Tyson [20] 7/1001 0.7 (0.3-1.4)
Transfers for respiratory problems 2
Anderson et al.[22] 62/11081 0.6 (0.4-0.7)
Howe [17] 1/165 0.6 (0.0-3.3)
Janssen et al.[19] 7/797 0.9 (0.4-1.8)
Johnson and Daviss [4] 33/5418 0.6 (0.4-0.9)
McMurtrie et al.[15] 1/70 1.4 (0.0-7.8)
Murphy et al.[21] 7/1221 0.6 (0.2-1.2)
Parratt et al.[16] 2/419 0.5 (0.1-1.7)
Tyson [20] 3/1001 0.3 (0.1-0.8)
All transfers in settings where home births are an integrated and regulated part of the national or regional health care system 1,2
Amelink-Verburg et al.[24] 53809/168618 31.9 (31.7-32.1)
BECG3[1] 3530/16840 21.0 (20.3-21.6)
Davies et al.[23] 39/177 22.0 (16.2-28.9)
Hansen et al.[27] 29/102 28.4 (19.9-38.2)
Janssen et al.[19] 165/797 20.7 (17.9-23.7)
McMurtrie et al.[15] 10/70 14.3 (7.1-24.7)
All transfers in settings where the births were booked with independent midwives 1,2
Anderson et al.[22] 1093/11081 9.9 (9.3-10.4)
Blix et al.[25] 197/1631 12.1 (10.5-13.8)
Howe [17] 34/165 20.6 (14.7-27.6)
Hutton et al.[18] 954/6692 14.3 (13.4-15.1)
Johnson and Daviss [4] 655/5418 12.1 (11.2-13.0)
Lindgren et al.[26] 128/1025 12.5 (10.5-14.7)
Murphy et al.[21] 126/1221 10.3 (8.7-12.2)
Parratt et al.[16] 64/419 15.3 (12.0-19.1)
Tyson [20] 165/1001 16.5 (14.2-18.9)
Nulliparas, all transfers 1  
BECG3[1] 2057/4568 45.4 (44.0-46.9)
Blix et al.[25] 117/369 31.7 (27.0-36.7)
Howe [17] 14/52 26.9 (15.6-41.0)
Hutton et al.[18] 704/2293 30.7 (28.8-32.6)
Lindgren et al.[26] 57/244 23.4 (18.2-29.2)
Tyson [20] 116/360 32.2 (27.4-37.3)
Nulliparas, transfers during labour
BECG3[1] 1605/4568 35.1 (33.8-36.5)
Blix et al.[25] 100/369 27.1 (22.6-31.9)
Davies et al.[23] 9/16 56.3 (29.9-80.2)
Hutton et al.[18] 638/2293 27.8 (26.0-29.7)
Lindgren et al.[26] 53/244 21.7 (16.7-27.4)
Murphy et al.[21] 73/269 27.1 (21.9-32.9)
Tyson [20] 102/360 28.3 (23,7-33.3)
Nulliparas, transfers after birth
BECG3[1] 407/4568 8.9 (8.1-9.8)
Blix et al.[25] 17/369 4.6 (2.7-7.2)
Lindgren et al.[26] 4/244 1.6 (0.4-4.1)
Tyson [20] 14/360 3.9 (2.1-6.4)
Multiparas, all transfers 1  
BECG3[1] 1472/12272 12.0 (11.4-12.6)
Blix et al.[25] 80/1262 6.3 (5.1-7.8)
Howe [17] 12/113 10.6 (5.6-17.8)
Hutton et al.[18] 250/4339 5.8 (5.1-6.5)
Lindgren et al.[26] 71/781 9.1 (7.2-11.3)
Tyson [20] 49/641 7.6 (5.7-10.0)
Multiparas, transfers during labour
BECG3[1] 782/12272 6.4 (5.9-6.8)
Blix et al.[25] 56/1262 4.4 (3.4-5.7)
Davies et al.[23] 26/161 16.1 (10.8-22.8)
Hutton et al.[18] 197/4339 4.5 (3.9-5.2)
Lindgren et al.[26] 56/781 7.2 (5.5-9.2)
Murphy et al.[21] 54/952 5.7 (4.3-7.3)
Tyson [20] 39/641   
Multiparas, transfers after birth
BECG3[1] 639/12272 5.2 (4.8-5.6)
Blix et al.[25] 24/1262 1.9 (1.2-2.8)
Lindgren et al.[26] 15/781 1.9 (1.1-3.1)
Tyson [20] 10/641 1.6 (0.8-2.9)
  1. 1“All transfers” refers to total transfers during labour and after birth.
  2. 2In both nulli- and multiparous women.
  3. 3BECG = Birthplace in England Collaborative Group.