OB Tables
LOGIQ 500 Advanced Reference Manual
2276614–100 Rev. 0
7–7
CRL : Hadlock
Unit :
CRL (mm)
Hadlock, Radiology
Age (Week)
1992, Vol. 182:501
SD (Week)
CRL
Age
SD
CRL
Age
SD
CRL
Age
SD
<2
n/a
–––
42
11.1
±
0.5
83
14.2
±
0.6
2
5.7
±
0.3
43
11.2
±
0.5
84
14.3
±
0.6
3
5.9
±
0.3
44
11.2
±
0.5
85
14.4
±
0.6
4
6.1
±
0.3
45
11.3
±
0.5
86
14.5
±
0.6
5
6.2
±
0.3
46
11.4
±
0.5
87
14.6
±
0.6
6
6.4
±
0.3
47
11.5
±
0.5
88
14.7
±
0.7
7
6.6
±
0.3
48
11.6
±
0.5
89
14.8
±
0.7
8
6.7
±
0.3
49
11.7
±
0.5
90
14.9
±
0.7
9
6.9
±
0.3
50
11.7
±
0.5
91
15.0
±
0.7
10
7.1
±
0.3
51
11.8
±
0.5
92
15.1
±
0.7
11
7.2
±
0.3
52
11.9
±
0.5
93
15.2
±
0.7
12
7.4
±
0.3
53
12.0
±
0.5
94
15.3
±
0.7
13
7.5
±
0.3
54
12.0
±
0.5
95
15.3
±
0.7
14
7.7
±
0.3
55
12.1
±
0.5
96
15.4
±
0.7
15
7.9
±
0.4
56
12.2
±
0.5
97
15.5
±
0.7
16
8.0
±
0.4
57
12.3
±
0.5
98
15.6
±
0.7
17
8.1
±
0.4
58
12.3
±
0.5
99
15.7
±
0.7
18
8.3
±
0.4
59
12.4
±
0.6
100
15.9
±
0.7
19
8.4
±
0.4
60
12.5
±
0.6
101
16.0
±
0.7
20
8.6
±
0.4
61
12.6
±
0.6
102
16.1
±
0.7
21
8.7
±
0.4
62
12.6
±
0.6
103
16.2
±
0.7
22
8.9
±
0.4
63
12.7
±
0.6
104
16.3
±
0.7
23
9.0
±
0.4
64
12.8
±
0.6
105
16.4
±
0.7
24
9.1
±
0.4
65
12.8
±
0.6
106
16.5
±
0.7
25
9.2
±
0.4
66
12.9
±
0.6
107
16.6
±
0.7
26
9.4
±
0.4
67
13.0
±
0.6
108
16.7
±
0.7
27
9.5
±
0.4
68
13.1
±
0.6
109
16.8
±
0.7
28
9.6
±
0.4
69
13.1
±
0.6
110
16.9
±
0.8
29
9.7
±
0.4
70
13.2
±
0.6
111
17.0
±
0.8
30
9.9
±
0.4
71
13.3
±
0.6
112
17.1
±
0.8
31
10.0
±
0.4
72
13.4
±
0.6
113
17.2
±
0.8
32
10.1
±
0.5
73
13.4
±
0.6
114
17.3
±
0.8
33
10.2
±
0.5
74
13.5
±
0.6
115
17.4
±
0.8
34
10.3
±
0.5
75
13.6
±
0.6
116
17.5
±
0.8
35
10.4
±
0.5
76
13.7
±
0.6
117
17.6
±
0.8
36
10.5
±
0.5
77
13.8
±
0.6
118
17.7
±
0.8
37
10.6
±
0.5
78
13.8
±
0.6
119
17.8
±
0.8
38
10.7
±
0.5
79
13.9
±
0.6
120
17.9
±
0.8
39
10.8
±
0.5
80
14.0
±
0.6
121
18.0
±
0.8
40
10.9
±
0.5
81
14.1
±
0.6
>121
n/a
–––
41
11.0
±
0.5
82
14.2
±
0.6
Table 7–9. CRL : Hadlock
FL : Hadlock
Unit :
FL (mm)
Hadlock, Radiology
Age (Week)
1984, Vol 152:497
2SD (Week)
FL
Age
2SD
FL
Age
2SD
<6
n/a
–––
46
25.3
±
2.1
6
11.9
±
1.4
47
25.7
±
2.1
7
12.2
±
1.4
48
26.1
±
2.1
8
12.4
±
1.4
49
26.5
±
2.1
9
12.7
±
1.4
50
26.9
±
2.1
10
13.0
±
1.4
51
27.3
±
2.1
11
13.3
±
1.4
52
27.7
±
2.1
12
13.5
±
1.4
53
28.2
±
2.1
13
13.8
±
1.4
54
28.6
±
2.1
14
14.1
±
1.4
55
29.0
±
2.1
15
14.4
±
1.4
56
29.5
±
2.1
16
14.7
±
1.4
57
29.9
±
2.1
17
15.0
±
1.4
58
30.3
±
3.0
18
15.3
±
1.4
59
30.8
±
3.0
19
15.6
±
1.4
60
31.2
±
3.0
20
16.0
±
1.4
61
31.7
±
3.0
21
16.3
±
1.4
62
32.1
±
3.0
22
16.6
±
1.4
63
32.6
±
3.0
23
16.9
±
1.4
64
33.1
±
3.0
24
17.2
±
1.4
65
33.5
±
3.0
25
17.6
±
1.4
66
34.0
±
3.0
26
17.9
±
1.4
67
34.5
±
3.0
27
18.2
±
1.8
68
34.9
±
3.0
28
18.6
±
1.8
69
35.4
±
3.0
29
18.9
±
1.8
70
35.9
±
3.0
30
19.3
±
1.8
71
36.4
±
3.1
31
19.6
±
1.8
72
36.9
±
3.1
32
20.0
±
1.8
73
37.4
±
3.1
33
20.3
±
1.8
74
37.9
±
3.1
34
20.7
±
1.8
75
38.4
±
3.1
35
21.0
±
1.8
76
38.9
±
3.1
36
21.4
±
1.8
77
39.4
±
3.1
37
21.8
±
1.8
78
39.9
±
3.1
38
22.2
±
1.8
79
40.4
±
3.1
39
22.5
±
1.8
80
40.9
±
3.1
40
22.9
±
1.8
81
41.4
±
3.1
41
23.3
±
1.8
82
42.0
±
3.1
42
23.7
±
1.8
83
42.5
±
3.1
43
24.1
±
2.1
>83
n/a
–––
44
24.5
±
2.1
45
24.9
±
2.1
Table 7–10. FL : Hadlock
Summary of Contents for Logiq 500
Page 1: ......
