Table 7.

Percentiles of left ventricular cardiac output (ml/min) at 20–40 weeks of gestational age (GA).

		Percentile
GA (weeks)	n	2.5th	5th	10th	50th	90th	95th	97.5th
20	21	25.68	30.07	35.56	58.62	87.43	96.63	104.98
21	34	36.34	42.01	49.04	78.25	114.24	125.67	136.02
22	30	48.43	55.48	64.20	100.09	143.90	157.75	170.28
23	35	61.77	70.32	80.85	123.92	176.16	192.62	207.49
24	20	76.20	86.33	98.80	149.56	210.79	230.04	247.42
25	31	91.55	103.37	117.89	176.78	247.56	269.77	289.81
26	29	107.66	121.26	137.93	205.40	286.25	311.58	334.43
27	30	124.40	139.85	158.78	235.22	326.64	355.24	381.04
28	27	141.62	159.00	180.27	266.06	368.51	400.54	429.42
29	21	159.18	178.55	202.25	297.75	411.66	447.26	479.35
30	38	176.95	198.37	224.57	330.10	455.89	495.19	530.61
31	28	194.80	218.33	247.10	362.95	501.01	544.13	582.99
32	21	212.62	238.29	269.69	396.14	546.81	593.88	636.30
33	27	230.28	258.14	292.23	429.50	593.13	644.24	690.32
34	27	247.68	277.77	314.58	462.90	639.77	695.04	744.86
35	30	264.72	297.05	336.62	496.17	686.58	746.10	799.75
36	24	281.29	315.89	358.26	529.20	733.37	797.22	854.79
37	19	297.31	334.19	379.37	561.83	780.00	848.26	909.81
38	28	312.69	351.86	399.86	593.94	826.29	899.04	964.65
39	18	327.34	368.80	419.63	625.41	872.11	949.40	1019.13
40	4	341.20	384.93	438.59	656.12	917.31	999.20	1073.10