file: NLAAS > section: Neurasthenia > language: English
The table below only lists variables in the public use file. If you want to see the position and frequency distribution of variables that are in the restricted file, you can view all variables in this section.
* indicates there is some discrepancy in the question and/or answer text.
† This variable appears in different sections of the individual studies.
| ID | Label | CPES | NCSR | NSAL |
|---|---|---|---|---|
| N1 | Sev mths + when tired/weak after minor phys/mental tasks | V04365 | N1 | |
| N2 | After rest, fully regained energy/strength or still tired | V04366 | N2 | |
| N3 | During worst episode-how often get tired | V04367 | N3 | |
| N4 | Exent to which tiredness interfered w work/soc life/relations | V04368 | N4 | |
| N4A | Frequency too tired to carry out daily activities | V04369 | N4A | |
| N5A | Worst episode of tiredness- have frequent headaches | V04370 | N5A | |
| N5B | Worst episode of tiredness-oversleep/wake unrefreshed | V04371 | N5B | |
| N5C | Worst episode of tiredness-frequent muscle pain | V04372 | N5C | |
| N5D | Worst episode of tiredness-often feel dizzy | V04373 | N5D | |
| N5E | Worst episode of tiredness-often unable to relax | V04374 | N5E | |
| N5F | Worst month past year-often felt impatient and irritable | V04375 | N5F | |
| N5G | Worst episode of tiredness-often sad and depressed | V04376 | N5G | |
| N5H | Worst episode of tiredness-often nervous or worried | V04377 | N5H | |
| N6 | INTERVIEWER CHECKPOINT | V04378 | ||
| N6A | INTERVIEWER CHECKPOINT | V04379 | ||
| N7 | Talked to medical doctor about tiredness and related probs | V04380 | N7 | |
| N7A | Tiredness ever occurred as result of physical cause | V04381 | N7A | |
| N7B | Tiredness always result of physical cause | V04382 | N7B | |
| N9 | INTERVIEWER CHECKPOINT (N8) | V04406 | ||
| N8_01 | Cause of tiredness according to doctor:1st mention (10 iterations) | V04383 | N801 | |
| N10 | Tiredness always result of medication/drug/alcohol | V04407 | N10 | |
| N13 | Abnormality found when examined/tested/X-ray | V04410 | N13 | |
| N14 | Frequent tiredness always result of physical illness/injury | V04411 | N14 | |
| N15 | Psychological factors played part in tiredness and other probs | V04412 | N15 | |
| N16 | Exact age 1st time sev mths+ when easily tired + other probs | V04413 | N16 | |
| N16A | Age 1st time sev mths+ when easily tired + other probs | V04414 | N16A | |
| N16B | Approx age of very 1st tiredness + other problems sev mths + | V04415 | N16B | |
| N17 | Period 1 month + had tiredness and other probs in past year | V04416 | N17 | |
| N17A | Most recent tiredness with other probs | V04417 | N17A | |
| N17B | # months in past year had frequent tiredness + other probs | V04418 | N17B | |
| N17C | Age last time frequent tiredness + other problems | V04419 | N17C | |
| N18 | Total # episodes of tiredness lasting for several months + | V04420 | N18 | |
| N19 | INTERVIEWER CHECKPOINT (N18) | V04421 | ||
| N20A | # of months/years episode of tiredness lasted | V04422 | N20A | |
| N20B | Unit of time, N20A | V04423 | N20B | |
| N21A | # months/years the longest episode of tiredness lasted | V04424 | N21A | |
| N21B | Unit of time, N21A | V04425 | N21B | |
| N22 | # different years in life at least 1 episode of tiredness | V04426 | N22 | |
| N25 | INTERVIEWER QUERY (N17) | V04427 | ||
| N26A | Worst month past yr-tiredness interfered w/ home mgmt | V04428 | N26A | |
| N26B | Worst month past year-tiredness interfered w/ ability to work | V04429 | N26B | |
| N26C | Worst month past year-tiredness interf w/ form/maint relations | V04430 | N26C | |
| N26D | Worst month past year-tiredness interfered w/ social life | V04431 | N26D | |
| N27 | INTERVIEWER CHECKPOINT (N26a -N26d) | V04432 | ||
| N28 | # days past yr unable to work/normal activities due to tired | V04433 | N28 | |
| N30 | INTERVIEWER CHECKPOINT (N7) | V04434 | ||
| N31 | Age 1st talked to professional about tiredness | V04435 | N31 | |
| N32 | Ever talked to professional about tiredness | V04436 | N32 | |
| N32A | Age 1st talked to professional about tiredness | V04437 | N32A | |
| N44 | Received helpful/effective treatment for tiredness | V04438 | N44 | |
| N44A | Age 1st received helpful/effective treatment for tiredness | V04439 | N44A | |
| N44B | # prof talked to about tiredness include effective trmt doc | V04440 | N44B | |
| N44C | # professionals ever talked to about tiredness | V04441 | N44C | |
| N46 | Received professional treatment for tiredness in past year | V04442 | N46 | |
| N47 | Hospitalized overnight for tiredness | V04443 | N47 | |
| N47A | Age 1st hospitalized overnight for tiredness | V04444 | N47A |
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