Validation Log
2025-12-14 21:19:03.598344
mwtab Python Library Version: 2.0.0
Source:        https://www.metabolomicsworkbench.org/rest/study/analysis_id/AN000404/mwtab/json
Study ID:      ST000256
Analysis ID:   AN000404
File format:   json
Status: Contains Validation Issues
Number of Issues: 35

Number of Warnings: 8

Number of Value Errors: 31

Number of Consistency Errors: 2

Number of Format Errors: 1

Issue Log:
Error: An empty value or a null value was detected in ["PROJECT"]["PHONE"]. A legitimate value should be provided for this required key.
Error: An empty value or a null value was detected in ["STUDY"]["PHONE"]. A legitimate value should be provided for this required key.
Error: An empty value or a null value was detected in ["STUDY"]["NUM_GROUPS"]. Either a legitimate value should be provided for this key, or it should be removed altogether.
Error: The value, "Mean (+SD): 54+8 years", in ["SUBJECT"]["AGE_OR_AGE_RANGE"] should be a number or range (ex. "5-6") followed by a space with a unit (ex. "5 V") from the following list: ['weeks', 'days', 'months', 'years']. Ignore this when more complicated descriptions are required.
Error: The value, "Mean (+SD): 76+11 kg; BMI < 30", in ["SUBJECT"]["WEIGHT_OR_WEIGHT_RANGE"] should be a number or range (ex. "5-6") followed by a space with a unit (ex. "5 V") from the following list: ['g', 'mg', 'kg', 'lbs']. Ignore this when more complicated descriptions are required.
Error: The value, "males and females (see study design)", in ["SUBJECT"]["GENDER"] should be one of "Male", "Female", "Male, Female", "Hermaphrodite", or "N/A". Ignore this when more complicated descriptions are required.
Error: An empty value or a null value was detected in ["SUBJECT"]["HUMAN_MEDICATIONS"]. Either a legitimate value should be provided for this key, or it should be removed altogether.
Error: An empty value or a null value was detected in ["SUBJECT"]["HUMAN_PRESCRIPTION_OTC"]. Either a legitimate value should be provided for this key, or it should be removed altogether.
Error: An empty value or a null value was detected in ["SUBJECT"]["HUMAN_ALCOHOL_DRUG_USE"]. Either a legitimate value should be provided for this key, or it should be removed altogether.
Error: An empty value or a null value was detected in ["COLLECTION"]["COLLECTION_SUMMARY"]. A legitimate value should be provided for this required key.
Error: An empty value or a null value was detected in ["SAMPLEPREP"]["SAMPLEPREP_SUMMARY"]. A legitimate value should be provided for this required key.
Error: An empty value or a null value was detected in ["SAMPLEPREP"]["EXTRACTION_METHOD"]. Either a legitimate value should be provided for this key, or it should be removed altogether.
Error: An empty value or a null value was detected in ["SAMPLEPREP"]["EXTRACT_ENRICHMENT"]. Either a legitimate value should be provided for this key, or it should be removed altogether.
Error: An empty value or a null value was detected in ["SAMPLEPREP"]["EXTRACT_CLEANUP"]. Either a legitimate value should be provided for this key, or it should be removed altogether.
Error: An empty value or a null value was detected in ["SAMPLEPREP"]["EXTRACT_STORAGE"]. Either a legitimate value should be provided for this key, or it should be removed altogether.
Error: An empty value or a null value was detected in ["SAMPLEPREP"]["SAMPLE_RESUSPENSION"]. Either a legitimate value should be provided for this key, or it should be removed altogether.
Error: The value, "10% (~0.5mM)", in ["NM"]["RECEIVER_GAIN"] should be a unitless number. Ignore this when more complicated descriptions are required.
Error: The value, "ONE-Probe", in ["NM"]["PRESATURATION_POWER_LEVEL"] should be a number followed by a space with a unit (ex. "5 V") from the following list: ['W', 'dB']. Ignore this when more complicated descriptions are required.
Error: The value, "5mm", in ["NM"]["TEMPERATURE"] should be a number followed by a space with a unit (ex. "5 V") from the following list: ['°C', 'C', 'K']. Ignore this when more complicated descriptions are required.
Error: The value in ["NM"]["NUMBER_OF_SCANS"] should be a unitless number. Ignore this when more complicated descriptions are required.
Error: The value, "saturation at 80 Hz induced field strength", in ["NM"]["ACQUISITION_TIME"] should be a number followed by a space with a unit (ex. "5 V") from the following list: ['s']. Ignore this when more complicated descriptions are required.
Error: The value, "5.5ms", in ["NM"]["RELAXATION_DELAY"] should be a number followed by a space with a unit (ex. "5 V") from the following list: ['s', 'ms', 'us', 'μs']. Ignore this when more complicated descriptions are required.
Error: An empty value or a null value was detected in ["NMR_METABOLITE_DATA"]["Units"]. A legitimate value should be provided for this required key.
Error: Unknown or invalid section, "CHROMATOGRAPHY".
Error: The following metabolites in the, ["NMR_METABOLITE_DATA"]["Data"] table were not found in the ["NMR_METABOLITE_DATA"]["Metabolites"] table:
	"1_6-Anhydro-B-D-glucose"
	"N_N-Dimethylglycine"
Error: The following metabolites in the ["NMR_METABOLITE_DATA"]["Metabolites"] table were not found in the ["NMR_METABOLITE_DATA"]["Data"] table:
	"1,6-Anhydro-B-D-glucose"
	"N,N-Dimethylglycine"
Warning: The "ri" column at position 7 in the ["NMR_METABOLITE_DATA"]["Metabolites"] table, matches a standard column name, "retention_index". If this match was not in error, the column should be renamed to the standard name or a name that doesn't resemble the standard name.
Warning: The "ri_type" column at position 8 in the ["NMR_METABOLITE_DATA"]["Metabolites"] table, matches a standard column name, "retention_index_type". If this match was not in error, the column should be renamed to the standard name or a name that doesn't resemble the standard name.
Warning: The standard column, "other_id", was found in the METABOLITES table as "other_id". If this column contains database IDs for standard databases such as KEGG, PubChem, HMDB, etc., it is recommended to make individual columns for these and not lump them together into a less descriptive "other_id" column.
Error: Column(s) with no name were found in the ["NMR_METABOLITE_DATA"]["Metabolites"] table.
Warning: The "inchi_key" column at position 3 in the ["NMR_METABOLITE_DATA"]["Metabolites"] table has all null values.
Warning: The "ri" column at position 7 in the ["NMR_METABOLITE_DATA"]["Metabolites"] table has all null values.
Warning: The "ri_type" column at position 8 in the ["NMR_METABOLITE_DATA"]["Metabolites"] table has all null values.
Warning: The "moverz_quant" column at position 9 in the ["NMR_METABOLITE_DATA"]["Metabolites"] table has all null values.
Warning: The "" column at position 10 in the ["NMR_METABOLITE_DATA"]["Metabolites"] table has all null values.