Table 2.

Estimation of baseline (bpm) in 26 segments of 13 traces (13 segments corresponding to the initial hour of labor and 13 to the final hour of labor) by three obstetricians

Mother ID	Segment	Obstetrician 1	Obstetrician 2	Obstetrician 3
1	Initial hour	80	80	80
2	Initial hour	65	66	70
3	Initial hour	65	66	70
4	Initial hour	63	67	65
5	Initial hour	82	83	85
6	Initial hour	75	76	75
7	Initial hour	80	81	85
8	Initial hour	84	85	80
9	Initial hour	100	102	105
10	Initial hour	82	82	80
11	Initial hour	67	65	70
12	Initial hour	75	74	87
13	Initial hour	70	70	70
1	Last hour	78	75	75
2	Last hour	90	90	100
3	Last hour	70	67	70
4	Last hour	70	65	65
5	Last hour	87	87	90
6	Last hour	72	73	75
7	Last hour	75	75	75
8	Last hour	100	98	100
9	Last hour	110	108	110
10	Last hour	103	103	100
11	Last hour	80	80	100
12	Last hour	98	100	100
13	Last hour	70	70	65