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Volume 70, Issue 11
Occupational lifting of heavy loads and preterm birth: a study within the Danish National Birth Cohort
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Original article
Occupational lifting of heavy loads and preterm birth: a study within the Danish National Birth Cohort
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Jul 2013
301
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Sep 2013
63
3
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Oct 2013
552
88
69
Nov 2013
346
118
88
Dec 2013
190
48
32
Jan 2014
80
28
21
Feb 2014
60
38
24
Mar 2014
61
15
14
Apr 2014
77
12
12
May 2014
43
12
8
Jun 2014
34
12
9
Jul 2014
19
12
4
Aug 2014
26
10
7
Sep 2014
31
8
10
Oct 2014
63
22
9
Nov 2014
58
14
12
Dec 2014
29
3
4
Jan 2015
16
7
8
Feb 2015
22
27
29
Mar 2015
35
7
4
Apr 2015
43
6
9
May 2015
20
6
5
Jun 2015
15
7
11
Jul 2015
37
5
11
Aug 2015
31
6
6
Sep 2015
30
5
5
Oct 2015
5
4
4
Nov 2015
20
20
7
Dec 2015
35
37
11
Jan 2016
35
21
4
Feb 2016
35
14
8
Mar 2016
21
5
10
Apr 2016
12
20
11
May 2016
11
29
8
Jun 2016
19
11
4
Jul 2016
18
13
5
Aug 2016
29
20
3
Sep 2016
35
22
8
Oct 2016
68
24
6
Nov 2016
72
39
8
Dec 2016
24
15
5
Jan 2017
24
22
14
Feb 2017
4
12
21
Mar 2017
19
25
5
Apr 2017
20
62
14
May 2017
17
61
2
Jun 2017
54
46
7
Jul 2017
72
18
2
Aug 2017
90
29
1
Sep 2017
88
26
4
Oct 2017
91
53
3
Nov 2017
82
38
9
Dec 2017
103
23
2
Jan 2018
75
43
15
Feb 2018
66
24
1
Mar 2018
69
29
21
Apr 2018
86
32
9
May 2018
60
38
12
Jun 2018
50
29
4
Jul 2018
30
18
8
Aug 2018
35
23
8
Sep 2018
78
72
7
Oct 2018
85
57
7
Nov 2018
143
139
9
Dec 2018
91
89
4
Jan 2019
64
59
6
Feb 2019
80
71
5
Mar 2019
37
25
11
Apr 2019
110
102
9
May 2019
30
24
7
Jun 2019
30
28
16
Jul 2019
76
69
6
Aug 2019
27
24
5
Sep 2019
22
16
9
Oct 2019
33
31
15
Nov 2019
24
20
13
Dec 2019
35
24
6
Jan 2020
38
31
8
Feb 2020
48
36
11
Mar 2020
31
24
11
Apr 2020
25
21
5
May 2020
27
22
9
Jun 2020
36
34
13
Jul 2020
22
18
5
Aug 2020
21
14
11
Sep 2020
37
29
7
Oct 2020
32
29
6
Nov 2020
52
26
19
Dec 2020
35
19
11
Jan 2021
57
53
21
Feb 2021
60
46
24
Mar 2021
47
43
18
Apr 2021
59
37
16
May 2021
36
29
21
Jun 2021
42
42
9
Jul 2021
31
31
24
Aug 2021
38
35
16
Sep 2021
44
44
16
Oct 2021
45
41
37
Nov 2021
48
41
45
Dec 2021
23
23
19
Jan 2022
38
34
24
Feb 2022
56
41
42
Mar 2022
34
30
22
Apr 2022
29
25
17
May 2022
60
50
29
Jun 2022
50
47
23
Jul 2022
42
36
17
Aug 2022
46
44
21
Sep 2022
49
46
27
Oct 2022
68
63
16
Nov 2022
63
49
22
Dec 2022
56
47
16
Jan 2023
42
40
21
Feb 2023
51
44
21
Mar 2023
53
45
19
Apr 2023
48
46
25
May 2023
70
61
18
Jun 2023
84
81
17
Jul 2023
68
64
18
Aug 2023
88
73
21
Total
7024
4062
1665
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