Avon Longitudinal Study of Parents and Children
ALSPAC Adolescence (13 years – 18 years 11 months)
ALSPAC teen Focus 4 Clinic Dataset
FJCI001
ALSPAC teen Focus 4 Clinic Dataset
(1292 of 1937)
Variable Description
Name
FJCI002
Label
Comp Q (C): not done [F17]
Dataset
| Value | Label | Frequency | % of valid | % of all |
|---|---|---|---|---|
| -10 | Did not attend | 10,228 |
0.00%
|
|
| -1 | NS/NA | 4,830 |
0.00%
|
|
| 2 | Left early | 206 |
53.23%
|
0.00%
|
| 4 | Refused | 76 |
19.64%
|
0.00%
|
| 13 | Session not running yet | 51 |
13.18%
|
0.00%
|
| 8 | Young person not able | 23 |
5.94%
|
0.00%
|
| 0 | No time | 15 |
3.88%
|
0.00%
|
| -11 | Triplets/quadruplets | 13 |
0.00%
|
|
| 15 | Already done at outreach | 7 |
1.81%
|
0.00%
|
| 14 | Not done details in comments | 4 |
1.03%
|
0.00%
|
| 3 | Computer/machine failure/no equipment/error message | 3 |
0.78%
|
0.00%
|
| 6 | Arrived late | 2 |
0.52%
|
0.00%
|
| -9999 | Consent withdrawn | 0 |
0.00%
|
0.00%
|
| -4 | Session not done | 0 |
0.00%
|
|
| -2 | Unresolvable | 0 |
0.00%
|
|
| 1 | No staff | 0 |
0.00%
|
0.00%
|
| 5 | No room available | 0 |
0.00%
|
0.00%
|
| 7 | No parental consent | 0 |
0.00%
|
0.00%
|
| 9 | Re-invite/has already given a sample/DXA previously | 0 |
0.00%
|
0.00%
|
| 10 | Completed in previous session | 0 |
0.00%
|
0.00%
|
| 11 | Questionnaire taken home | 0 |
0.00%
|
0.00%
|
| 12 | Extra 9th or 10th YP so session not done | 0 |
0.00%
|
0.00%
|
| 16 | Already done at home visit | 0 |
0.00%
|
0.00%
|
| 21 | YP is male, so not applicable | 0 |
0.00%
|
0.00%
|
| 22 | YP does not want questions completed | 0 |
0.00%
|
0.00%
|
| 23 | YP has not yet started menstruating | 0 |
0.00%
|
0.00%
|
| 24 | YP having hormone treatment which stops/affects periods | 0 |
0.00%
|
0.00%
|
| 25 | YP pregnant | 0 |
0.00%
|
0.00%
|
| 26 | YP breast-feeding | 0 |
0.00%
|
0.00%
|
| 30 | YP refused before attempt to take blood (changed mind) | 0 |
0.00%
|
0.00%
|
| 31 | Veins very fine | 0 |
0.00%
|
0.00%
|
| 32 | No vein seen/felt | 0 |
0.00%
|
0.00%
|
| 33 | YP became upset before needle insertion | 0 |
0.00%
|
0.00%
|
| 34 | YP became upset after needle insertion/during sample taking | 0 |
0.00%
|
0.00%
|
| 35 | YP moved before sample obtained | 0 |
0.00%
|
0.00%
|
| 36 | Needle inserted but no blood obtained (not even flashback) | 0 |
0.00%
|
0.00%
|
| 37 | Blood stopped flowing during/after first/subsequent tubes | 0 |
0.00%
|
0.00%
|
| 39 | YP does not like look or thought of blood | 0 |
0.00%
|
0.00%
|
| 40 | YP does not like having arm or wrist touched | 0 |
0.00%
|
0.00%
|
| 41 | Bad experience, hospital | 0 |
0.00%
|
0.00%
|
| 42 | Bad experience, ALSPAC | 0 |
0.00%
|
0.00%
|
| 43 | Bad experience, GP | 0 |
0.00%
|
0.00%
|
| 44 | Numerous hospital/clinic visits | 0 |
0.00%
|
0.00%
|
| 45 | Needle phobic | 0 |
0.00%
|
0.00%
|
| 46 | Faintness associated with giving blood | 0 |
0.00%
|
0.00%
|
| 47 | Previous experience fine but still unwilling | 0 |
0.00%
|
0.00%
|
| 48 | Has special needs | 0 |
0.00%
|
0.00%
|
| 49 | Afraid procedure will hurt | 0 |
0.00%
|
0.00%
|
| 50 | Re-invite and does not want to give blood again | 0 |
0.00%
|
0.00%
|
| 51 | Parent unhappy about cell lines | 0 |
0.00%
|
0.00%
|
| 52 | YP unhappy about cell lines | 0 |
0.00%
|
0.00%
|
| 53 | Has diabetes etc (frequent contact with needles) | 0 |
0.00%
|
0.00%
|
| 54 | Has another medical condition (apart from those on checklist) | 0 |
0.00%
|
0.00%
|
| 55 | Parent unwilling for YP to give blood | 0 |
0.00%
|
0.00%
|
| 56 | YP is unwell | 0 |
0.00%
|
0.00%
|
| 57 | No specific reason | 0 |
0.00%
|
0.00%
|
| 58 | Arrived late | 0 |
0.00%
|
0.00%
|
| 60 | Hair too short | 0 |
0.00%
|
0.00%
|
| 61 | YP could be/is pregnant | 0 |
0.00%
|
0.00%
|
| 62 | Height may be inaccurate as hair is high e.g. spikes, top knot | 0 |
0.00%
|
0.00%
|
| 63 | Changed from thick to standard | 0 |
0.00%
|
0.00%
|
| 64 | Metal was discovered on body after scan done | 0 |
0.00%
|
0.00%
|
| 65 | Difficult to feel bones for tibia measurement/hip scan positioning | 0 |
0.00%
|
0.00%
|
| 66 | YPs leg too big for PQCT machine | 0 |
0.00%
|
0.00%
|
| 67 | Sex of YP accidentally wrong on computer | 0 |
0.00%
|
0.00%
|
| 88 | Not done - reason not stated on version 1 | 0 |
0.00%
|
0.00%
|
| 89 | Not done - reason not stated on version 2 | 0 |
0.00%
|
0.00%
|
| Valid | Invalid | Min | Max | Mean |
|---|---|---|---|---|
| 387 | 15071 | 0 | 15 | 4.51 |
Representation
Type
Code List
Selection Style
SelectOne
Codes
FJCI002-
-9999 
Consent withdrawn -
-11 Triplets/quadruplets -
-10 Did not attend -
-4 Session not done -
-2 Unresolvable -
-1 NS/NA -
0 No time -
1 No staff -
2 Left early -
3 Computer/machine failure/no equipment/error message -
4 Refused -
5 No room available -
6 Arrived late -
7 No parental consent -
8 Young person not able -
9 Re-invite/has already given a sample/DXA previously -
10 Completed in previous session -
11 Questionnaire taken home -
12 Extra 9th or 10th YP so session not done -
13 Session not running yet -
14 Not done details in comments -
15 Already done at outreach -
16 Already done at home visit -
21 YP is male, so not applicable -
22 YP does not want questions completed -
23 YP has not yet started menstruating -
24 YP having hormone treatment which stops/affects periods -
25 YP pregnant -
26 YP breast-feeding -
30 YP refused before attempt to take blood (changed mind) -
31 Veins very fine -
32 No vein seen/felt -
33 YP became upset before needle insertion -
34 YP became upset after needle insertion/during sample taking -
35 YP moved before sample obtained -
36 Needle inserted but no blood obtained (not even flashback) -
37 Blood stopped flowing during/after first/subsequent tubes -
39 YP does not like look or thought of blood -
40 YP does not like having arm or wrist touched -
41 Bad experience, hospital -
42 Bad experience, ALSPAC -
43 Bad experience, GP -
44 Numerous hospital/clinic visits -
45 Needle phobic -
46 Faintness associated with giving blood -
47 Previous experience fine but still unwilling -
48 Has special needs -
49 Afraid procedure will hurt -
50 Re-invite and does not want to give blood again -
51 Parent unhappy about cell lines -
52 YP unhappy about cell lines -
53 Has diabetes etc (frequent contact with needles) -
54 Has another medical condition (apart from those on checklist) -
55 Parent unwilling for YP to give blood -
56 YP is unwell -
57 No specific reason -
58 Arrived late -
60 Hair too short -
61 YP could be/is pregnant -
62 Height may be inaccurate as hair is high e.g. spikes, top knot -
63 Changed from thick to standard -
64 Metal was discovered on body after scan done -
65 Difficult to feel bones for tibia measurement/hip scan positioning -
66 YPs leg too big for PQCT machine -
67 Sex of YP accidentally wrong on computer -
88 Not done - reason not stated on version 1 -
89 Not done - reason not stated on version 2
Aggregation Method
Unspecified
Temporal
False
Geographic
False