Table 4

Birthweight percentiles of supertwins (kg)

gestational age (weeks)

triplets

quadruplets

male

female

male

female

10th

50th

90th

10th

50th

90th

10th

50th

90th

10th

50th

90th

27

0.860

1.092

1.143

0.672

0.909

1.079

0.782

0.916

0.982

0.589

0.812

1.025

28

0.882

1.163

1.274

0.784

1.024

1.186

0.839

0.990

1.149

0.730

0.950

1.151

29

0.938

1.252

1.418

0.884

1.145

1.317

0.903

1.088

1.318

0.860

1.087

1.278

30

1.021

1.357

1.571

0.977

1.270

1.467

0.977

1.203

1.483

0.981

1.221

1.405

31

1.125

1.474

1.730

1.067

1.398

1.630

1.060

1.329

1.636

1.100

1.353

1.533

32

1.244

1.601

1.892

1.157

1.528

1.802

1.153

1.459

1.771

1.219

1.483

1.662

33

1.370

1.734

2.056

1.252

1.660

1.977

1.258

1.587

1.882

1.342

1.611

1.791

34

1.497

1.871

2.216

1.355

1.792

2.151

1.373

1.706

1.961

1.475

1.736

1.921

35

1.619

2.008

2.372

1.471

1.924

2.318

36

1.729

2.144

2.520

1.604

2.055

2.474

37

1.820

2.274

2.656

1.758

2.183

2.613

38

1.886

2.396

2.779

1.937

2.309

2.730

39

1.920

2.506

2.885

2.144

2.430

2.821

Kato BMC Pregnancy and Childbirth 2004 4:2   doi:10.1186/1471-2393-4-2