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Infertility Statistics
STATISTICS FROM:
 THE CENTER FOR ASSISTED REPRODUCTION

Total IVF Cycles Including IVF, ICSI, Surrogacy and Egg Donation:

TOTAL CYCLES Including Egg Donation 1997 1998-1999 2000

2001

 

Cycles Initiated

 525 938 485 422
# Cancellations / # Egg Retrievals 49 476 81 857 43 442 33 389
# No Transfers / # Embryo Transfers 12 464 67 790 35 407 20 369
Positive Pregnancy (+bHCG) 232 447 239 194
Biochemical Pregnancy / Spontaneous Abortion / Ectopic / Stillborn 20 30 2 0 73 58 5 3 44 30 1 0 18 14 4 2
Clinical Pregnancy Rate per Cycle Initiated 40.38% 39.87% 40.21% 41.71%
Clinical Pregnancy Rate per Egg Retrieval 44.54% 43.64% 44.12% 45.24%
Clinical Pregnancy Rate per Embryo Transfer 45.69% 47.34% 47.91% 47.70%
Delivery / Ongoing Rate per Embryo Transfer 38.79% 39.37% 40.29% 42.82%
Multiple Pregnancies by Deliveries (Single / Twin / Triplet / Quad) 95 67 16 2 194 101 12 1 106 57 1 0 99 69 4 0
Average Number of Embryos Transferred 3.04 2.26 1.97 1.94
         
         
TOTAL CYCLES Excluding Egg Donation 1997 1998-1999 2000 2001
Cycles Initiated 470 816 419 369
# Cancellations / # Egg Retrievals 48 422 80 736 43 376 31 338
# No Transfers / # Embryo Transfers 11 411 63 673 35 341 17 321
Positive Pregnancy (+bHCG) 197 362 196 158
Biochemical Pregnancy / Spontaneous Abortion / Ectopic / Stillborn 18 25 2 0 65 43 5 3 38 28 0 0 16 11 4 2
Clinical Pregnancy Rate per Cycle Initiated 38.09% 36.40% 37.71% 42.01%
Clinical Pregnancy Rate per Egg Retrieval 42.42% 40.35% 42.02% 42.01%
Clinical Pregnancy Rate per Embryo Transfer 43.55% 44.13% 46.33% 44.24%
Delivery / Ongoing Rate per Embryo Transfer 36.98% 37.00% 38.12% 39.56%
Multiple Pregnancies by Deliveries (Single / Twin / Triplet / Quad) 84 53 13 2 153 83 9 1 91 38 1 0 79 55 4 0
Average Number of Embryos Transferred 3.06 2.30 1.97 1.91

ICSI statistics:
 
ICSI excluding DOA 1997 1998-1999 2000 2001
Cycles Initiated 205 468 271 213
# Cancellations / # Egg Retrievals 9 196 21 447 23 248 14 199
# No Transfers / # Embryo Transfers 8 188 44 403 24 224 11 188
Positive Pregnancy (+bHCG) 83 206 118 84
Biochemical Pregnancy / Spontaneous Abortion / Ectopic / Stillborn 11 9 1 0 32 29 4 1 29 17 0 0 12 6 2 2
Clinical Pregnancy Rate per Cycle Initiated 35.12% 37.18% 32.84% 33.80%
Clinical Pregnancy Rate per Egg Retrieval 36.73% 38.93% 35.89% 36.18%
Clinical Pregnancy Rate per Embryo Transfer 38.30% 43.18% 39.73% 38.30%
Delivery / Ongoing Rate per Embryo Transfer 32.98% 34.99% 32.14% 34.04%
Multiple Pregnancies by Deliveries (Single / Twin / Triplet / Quad) 40 18 3 1 87 46 6 1 57 15 0 0 48 21 1 0
Average Number of Embryos Transferred 3.02 2.29 1.99 1.89
ICSI <35 excluding DOA 1997 1998-1999 2000 2001
Cycles Initiated 99 254 163 102
# Cancellations / # Egg Retrievals 3 96 5 249 9 154 3 99
# No Transfers / # Embryo Transfers 5 91 20 229 18 136 3 96
Positive Pregnancy (+bHCG) 47 129 79 46
Biochemical Pregnancy / Spontaneous Abortion / Ectopic / Stillborn 8 4 0 0 21 14 3 1 22 8 0 0 5 2 0 1
Clinical Pregnancy Rate per Cycle Initiated 39.39% 42.52% 34.97% 40.20%
Clinical Pregnancy Rate per Egg Retrieval 40.63% 43.37% 37.01% 41.41%
Clinical Pregnancy Rate per Embryo Transfer 42.86% 47.16% 41.91% 42.71%
Delivery / Ongoing Rate per Embryo Transfer 38.46% 39.74% 36.03% 40.63%
Multiple Pregnancies by Deliveries (Single / Twin / Triplet / Quad) 18 16 1 0 55 30 4 1 37 12 0 0 28 12 1 0
Average Number of Embryos Transferred 2.86 2.20 1.93 2.00
   
ICSI 35 - <40 excluding DOA 1997 1998-1999 2000 2001
Cycles Initiated 79 168 79 72
# Cancellations / # Egg Retrievals 5 74 9 159 8 71 7 65
# No Transfers / # Embryo Transfers 3 71 17 142 4 67 5 60
Positive Pregnancy (+bHCG) 30 71 34 28
Biochemical Pregnancy / Spontaneous Abortion / Ectopic / Stillborn 2 4 1 0 11 12 1 0 6 8 0 0 5 3 0 1
Clinical Pregnancy Rate per Cycle Initiated 35.44% 35.71% 35.44% 31.94%
Clinical Pregnancy Rate per Egg Retrieval 37.84% 37.74% 39.44% 35.38%
Clinical Pregnancy Rate per Embryo Transfer 39.44% 42.25% 41.79% 38.33%
Delivery / Ongoing Rate per Embryo Transfer 32.39% 33.10% 29.85% 33.33%
Multiple Pregnancies by Deliveries (Single / Twin / Triplet / Quad) 19 2 1 1 30 15 2 0 17 3 0 0 15 8 0 0
Average Number of Embryos Transferred 3.17 2.42 2.14 1.66
   
ICSI >=40 excluding DOA 1997 1998-1999 2000 2001
Cycles Initiated 27 46 29 39
# Cancellations / # Egg Retrievals 1 26 7 39 6 23 4 35
# No Transfers / # Embryo Transfers 0 26 7 32 2 21 3 32
Positive Pregnancy (+bHCG) 6 6 5 10
Biochemical Pregnancy / Spontaneous Abortion / Ectopic / Stillborn 1 1 0 0 0 3 0 0 1 1 0 0 2 1 2 0
Clinical Pregnancy Rate per Cycle Initiated 18.52% 13.04% 13.79% 20.51%
Clinical Pregnancy Rate per Egg Retrieval 19.23% 15.38% 17.39% 22.86%
Clinical Pregnancy Rate per Embryo Transfer 19.23% 18.75% 19.05% 25.00%
Delivery / Ongoing Rate per Embryo Transfer 15.38% 9.38% 14.29% 15.63%
Multiple Pregnancies by Deliveries (Single / Twin / Triplet / Quad) 3 0 1 0 2 1 0 0 3 0 0 0 5 1 0 0
Average Number of Embryos Transferred 3.19 2.38 1.86

2.00

 

FET:

TOTAL FET 1997 1998-1999 2000 2001
Cycles Initiated 106 239 160 137
# Cancellations / # Cases 0 106 0 239 0 160 0 137
# No Transfers / # Embryo Transfers 1 105 15 224 5 155 1 136
Positive Pregnancy (+bHCG) 32 107 74 63
Biochemical Pregnancy / Spontaneous Abortion / Ectopic 11 4 0 28 21 1 22 9 0 15 0 0
Clinical Pregnancy Rate per Cycle Initiated 19.81% 33.05% 32.50% 35.04%
Clinical Pregnancy Rate per Thaw 19.81% 33.05% 32.50% 35.04%
Clinical Pregnancy Rate per Embryo Transfer 20.00% 35.27% 33.55% 35.29%
Delivery / Ongoing Rate per Embryo Transfer 16.19% 25.45% 27.74% 35.29%
Multiple Pregnancies by Deliveries (Single / Twin / Triplet / Quad) 9 7 1 0 44 11 2 0 26 3 0 0 28 13 0 0
Average Number of Embryos Transferred 3.21 2.30 1.93 1.88

 


Traditional IVF statistics:
 
IVF excluding DOA 1997 1998-1999 2000 2001
Cycles Initiated 265 348 148 156
# Cancellations / # Egg Retrievals 39 226 59 289 20 128 17 139
# No Transfers / # Embryo Transfers 3 223 19 270 11 117 6 133
Positive Pregnancy (+bHCG) 114 156 78 74
Biochemical Pregnancy / Spontaneous Abortion / Ectopic / Stillborn 7 16 1 0 33 14 1 2 9 11 0 0 4 5 2 0
Clinical Pregnancy Rate per Cycle Initiated 40.38% 35.34% 46.62% 44.87%
Clinical Pregnancy Rate per Egg Retrieval 47.35% 42.56% 53.91% 50.36%
Clinical Pregnancy Rate per Embryo Transfer 47.98% 45.56% 58.97% 52.63%
Delivery / Ongoing Rate per Embryo Transfer 40.36% 40.00% 49.57% 47.37%
Multiple Pregnancies by Deliveries (Single / Twin / Triplet / Quad) 44 35 10 1 66 37 3 0 34 23 1 0 31 34 3 0
Average Number of Embryos Transferred 3.09
2.30 1.94 1.93
IVF <35 excluding DOA 1997 1998-1999 2000 2001
Cycles Initiated 134 167 75 79
# Cancellations / # Egg Retrievals 9 125 10 157 4 71 6 73
# No Transfers / # Embryo Transfers 1 124 7 150 3 68 0 73
Positive Pregnancy (+bHCG) 76 91 47 49
Biochemical Pregnancy / Spontaneous Abortion / Ectopic / Stillborn 3 9 1 0 18 8 1 0 5 8 0 0 3 2 1 0
Clinical Pregnancy Rate per Cycle Initiated 54.48% 43.71% 56.00% 58.23%
Clinical Pregnancy Rate per Egg Retrieval 58.40% 46.50% 59.15% 63.01%
Clinical Pregnancy Rate per Embryo Transfer 58.87% 48.67% 61.76% 63.01%
Delivery / Ongoing Rate per Embryo Transfer 50.81% 42.67% 50.00% 58.90%
Multiple Pregnancies by Deliveries (Single / Twin / Triplet / Quad) 34 23 6 0 39 23 2 0 19 14 1 0 21 21 3 0
Average Number of Embryos Transferred 3.00 2.13 1.91 1.88
   
IVF 35 - <40 excluding DOA 1997 1998-1999 2000 2001
Cycles Initiated 86 127 62 54
# Cancellations / # Egg Retrievals 16 70 25 102 10 52 6 48
# No Transfers / # Embryo Transfers 2 68 8 94 8 44 3 45
Positive Pregnancy (+bHCG) 32 53 29 20
Biochemical Pregnancy / Spontaneous Abortion / Ectopic / Stillborn 3 7 0 0 12 6 0 1 4 3 0 0 1 1 0 0
Clinical Pregnancy Rate per Cycle Initiated 33.72% 32.28% 40.32% 35.19%
Clinical Pregnancy Rate per Egg Retrieval 41.43% 40.20% 48.08% 39.58%
Clinical Pregnancy Rate per Embryo Transfer 42.65% 43.62% 56.82% 42.22%
Delivery / Ongoing Rate per Embryo Transfer 32.35% 37.23% 50.00% 40.00%
Multiple Pregnancies by Deliveries (Single / Twin / Triplet / Quad) 8 10 3 1 22 11 1 0 14 8 0 0 8 11 0 0
Average Number of Embryos Transferred 3.15 2.40 1.98 2.00
   
IVF >=40 excluding DOA 1997 1998-1999 2000 2001
Cycles Initiated 45 54 11 23
# Cancellations / # Egg Retrievals 14 31 24 30 6 5 5 18
# No Transfers / # Embryo Transfers 0 31 4 26 0 5 3 15
Positive Pregnancy (+bHCG) 6 12 2 5
Biochemical Pregnancy / Spontaneous Abortion / Ectopic / Stillborn 1 0 0 0 3 0 0 1 0 0 0 0 0 2 1 0
Clinical Pregnancy Rate per Cycle Initiated 11.11% 16.67% 18.18% 21.74%
Clinical Pregnancy Rate per Egg Retrieval 16.13% 30.00% 40.00% 27.78%
Clinical Pregnancy Rate per Embryo Transfer 16.13% 34.62% 40.00% 33.33%
Delivery / Ongoing Rate per Embryo Transfer 16.13% 34.62% 40.00% 13.33%
Multiple Pregnancies by Deliveries (Single / Twin / Triplet / Quad) 2 2 1 0 5 3 0 0 1 1 0 0 2 2 0 0
Average Number of Embryos Transferred 3.29 2.92 2.00 2.00

 

Egg Donation for IVF and ICSI All Ages:
 
TOTAL EGG DONATION 1997 1998-1999 2000 2001
Cycles Initiated 55 122 66 53
# Cancellations / # Egg Retrievals 1 54 1 121 0 66 2 51
# No Transfers / # Embryo Transfers 1 53 4 117 0 66 3 48
Positive Pregnancy (+bHCG) 35 85 43 36
Biochemical Pregnancy / Spontaneous Abortion / Ectopic / Stillborn 2 5 0 0 8 15 0 0 6 2 1 0 2 3 0 0
Clinical Pregnancy Rate per Cycle Initiated 60.00% 63.11% 56.06% 64.15%
Clinical Pregnancy Rate per Egg Retrieval 61.11% 63.64% 56.06% 66.67%
Clinical Pregnancy Rate per Embryo Transfer 62.26% 65.81% 56.06% 70.83%
Delivery / Ongoing Rate per Embryo Transfer 52.83% 52.99% 51.52% 64.58%
Multiple Pregnancies by Deliveries (Single / Twin / Triplet / Quad) 11 14 3 0 41 18 3 0 15 19 0 0 20 14 0 0
Average Number of Embryos Transferred 2.93 2.05 1.95 2.00
IVF EGG DONATION 1997 1998-1999 2000 2001
Cycles Initiated 35 73 30 35
# Cancellations / # Egg Retrievals 1 34 0 73 0 30 2 33
# No Transfers / # Embryo Transfers 0 34 4 69 0 30 2 31
Positive Pregnancy (+bHCG) 23 48 24 24
Biochemical Pregnancy / Spontaneous Abortion / Ectopic / Stillborn 2 2 0 0 2 12 0 0 3 1 1 0 1 2 0 0
Clinical Pregnancy Rate per Cycle Initiated 60.00% 63.01% 70.00% 65.71%
Clinical Pregnancy Rate per Egg Retrieval 61.76% 63.01% 70.00% 69.70%
Clinical Pregnancy Rate per Embryo Transfer 61.76% 66.67% 70.00% 74.19%
Delivery / Ongoing Rate per Embryo Transfer 55.88% 49.28% 63.33% 67.74%
Multiple Pregnancies by Deliveries (Single / Twin / Triplet / Quad) 7 9 3 0 20 12 2 0 6 13 0 0 13 10 0 0
Average Number of Embryos Transferred 3.09 2.06 2.00 2.00
ICSI EGG DONATION 1997 1998-1999 2000 2001
Cycles Initiated 20 49 36 18
# Cancellations / # Egg Retrievals 0 20 1 48 0 36 0 18
# No Transfers / # Embryo Transfers 1 19 0 48 0 36 1 17
Positive Pregnancy (+bHCG) 12 37 19 12
Biochemical Pregnancy / Spontaneous Abortion / Ectopic / Stillborn 0 3 0 0 6 3 0 0 3 1 0 0 1 1 0 0
Clinical Pregnancy Rate per Cycle Initiated 60.00% 63.27% 44.44% 61.11%
Clinical Pregnancy Rate per Egg Retrieval 60.00% 64.58% 44.44% 64.71%
Clinical Pregnancy Rate per Embryo Transfer 63.16% 64.58% 44.44% 64.71%
Delivery / Ongoing Rate per Embryo Transfer 47.37% 58.33% 41.67% 58.82%
Multiple Pregnancies by Deliveries (Single / Twin / Triplet / Quad) 4 5 0 0 21 6 1 0 9 6 0 0 7 4 0 0
Average Number of Embryos Transferred 2.63 2.04 1.92 2.00

Surrogate Cycles:
 
TOTAL SURROGATE CYCLES 1997 1998-1999 2000 2001
Cycles Initiated 11 29 19 9
# Cancellations / # Egg Retrievals 0 11 0 29 1 18 1 8
# No Transfers / # Embryo Transfers 0 11 2 27 0 18 0 8
Positive Pregnancy (+bHCG) 7 19 12 7
Biochemical Pregnancy / Spontaneous Abortion / Ectopic 0 1 0 2 3 0 1 1 0 2 0 0
Clinical Pregnancy Rate per Cycle Initiated 63.64% 58.62% 57.89% 55.56%
Clinical Pregnancy Rate per Egg Retrieval 63.64% 58.62% 61.11% 62.50%
Clinical Pregnancy Rate per Embryo Transfer 63.64% 62.96% 61.11% 62.50%
Delivery / Ongoing Rate per Embryo Transfer 54.55% 51.85% 55.56% 62.50%
Multiple Pregnancies by Deliveries (Single / Twin / Triplet / Quad) 3 3 0 0 7 7 0 0 7 3 0 0 2 2 0 0
Average Number of Embryos Transferred 3.00 2.30 2.11 1.88