Gestational age, weeks + days | Birth weight, g | Received indomethacin | PDA size* | Outcome of PDA | Age at spontaneous closure† | CLD‡ | O2* | Diuretics* | |
1 | 24+6 | 679 | No | Small | Closed: ECHO | 71 | Yes | Yes | Yes |
2 | 25+1 | 766 | No | Small | Closed: ECHO | 52 | Yes | Yes | Yes |
3 | 25+3 | 716 | Yes | Small | Closed: ECHO | 61 | Yes | Yes | |
4 | 25+3 | 762 | Yes | Small | Open: 18 mo | N/A | No | ||
5 | 26+6 | 778 | Yes | Small | Closed: clinical | 76 | Yes | ||
6 | 27+0 | 775 | Yes | Small | Closure: 14 mo§ | N/A | Yes | Yes | |
7 | 27+1 | 1024 | No | Small | Closed: ECHO | 49 | Yes | ||
8 | 28+0 | 1028 | No | Not stated | Closed: ECHO | 48 | Yes | ||
9 | 28+2 | 1294 | No | Not stated | Closed: clinical | 39 | Yes | ||
10 | 28+3 | 976 | No | Small | Closed: ECHO | 51 | No | ||
11 | 28+3 | 983 | Yes | Small | Closed: clinical | 39 | Yes | ||
12 | 28+4 | 1214 | No | Small | Closed: ECHO | 60 | No | ||
13 | 29+0 | 720 | Yes | Small | Closed: clinical | 47 | Yes | ||
14 | 29+0 | 697 | Yes | Small | Closed: ECHO | 50 | Yes | Yes | |
15 | 29+1 | 1072 | Yes | Small | Closed: clinical | 56 | Yes | ||
16 | 29+4 | 1391 | No | Sm-mod | Closed: ECHO | 48 | Yes | ||
17 | 29+4 | 678 | Yes | Not stated | Closed: clinical | 47 | Yes | Yes | |
18 | 30+3 | 1427 | No | Small | Closed: clinical | 34 | No | ||
19 | 31+4 | 1261 | No | Small | Closed: clinical | 41 | Yes | ||
20 | 32+5 | 1216 | No | Small | Closed: ECHO | 46 | No | ||
21 | 33+2 | 1498 | Yes | Sm-mod | Closure: 12 mo§ | N/A | No | ||
Median | 28 | 983 | 49 |
*At the time of discharge.
†Age at spontaneous closure = post-menstrual age, in weeks.
‡CLD, chronic lung disease; defined treatment with oxygen at 36 weeks’ post-menstrual age.
§Closed via cardiac catheterisation.
Sm-mod, small to moderate.