| adiposity_sds | Calculate standardized scores (SDS) for adiposity measures |
| adiposity_sds_strat | Compute sex-stratified standardized scores (SDS) for adiposity measures |
| adipo_is | Adipose insulin sensitivity indices (QUICKI, VAI, LAP, TyG, TG/HDL, Belfiore) |
| allostatic_load | Allostatic Load Index |
| all_health_markers | Compute all available HealthMarkers categories |
| all_insulin_indices | Compute insulin sensitivity/resistance panels (fasting, OGTT, adipose, tracer/DXA) |
| alm_bmi_index | Appendicular Lean Mass to BMI Index |
| asrs_score | Adult ADHD Self-Report Scale scoring |
| atherogenic_indices | Compute atherogenic indices |
| bis_score | Barratt Impulsiveness Scale (key-driven) |
| bode_index | BODE Index (BMI, Obstruction, Dyspnea, Exercise capacity) |
| bone_markers | Compute Bone Health & Body-Composition Markers (HM-CS v3) |
| calc_sds | Calculate Standard Deviation Scores (SDS; z-scores) for health markers |
| charlson_index | Charlson Comorbidity Index (CCI) |
| ckd_stage | CKD staging (GFR and albuminuria) and KDIGO risk |
| cognitive_score | Cognitive composite (z-mean or PCA1) |
| corrected_calcium | Albumin-Corrected Calcium |
| cvd_marker_aip | Atherogenic Index of Plasma (AIP) |
| cvd_marker_ldl_particle_number | LDL Particle Number Estimate (via ApoB) |
| cvd_risk | Compute cardiovascular risk or marker by selected model |
| cvd_risk_ascvd | ASCVD risk (ACC/AHA Pooled Cohort Equations) |
| cvd_risk_qrisk3 | QRISK3 10-year risk (UK QRISK3-2017) |
| cvd_risk_scorescvd | RiskScorescvd calculator |
| cvd_risk_stroke | Stroke 10-year risk |
| fasting_is | Calculate fasting-based insulin sensitivity indices |
| frailty_index | Compute Frailty (Deficit) Index using di::di with QA and verbose summaries |
| frax_score | FRAX 10-Year Fracture Risk Score (simplified placeholder) |
| gad7_score | GAD-7 scoring |
| ghq12_score | GHQ-12 scoring (Likert or binary) |
| glycemic_markers | Calculate glycemic-, C-peptide-, and additional metabolic markers |
| health_summary | Summarize selected numeric marker columns |
| hm_col_report | Diagnose and report column name mapping for your data |
| hm_normalize | Normalise marker columns in a data frame |
| hormone_markers | Compute a suite of hormone ratio markers with QA and verbose summaries |
| iAge | Compute a simplified Inflammatory Age Index (iAge) with QA and verbose summaries |
| impute_mice | Impute missing values via Multiple Imputation (mice) |
| impute_missforest | Impute missing values via random forest (missForest) |
| impute_missing | Impute missing values in a data.frame or tibble (simple, column-wise) |
| inflammatory_markers | Compute inflammatory indices (classic, eosinophil, or both) |
| isi_score | Insomnia Severity Index (ISI) scoring |
| k10_score | K10 scoring |
| k6_score | K6 scoring |
| kidney_failure_risk | Kidney Failure Risk Equation (KFRE, 2- and 5-year risk) |
| kyn_trp_ratio | Kynurenine/Tryptophan Ratio (KTR) |
| lipid_markers | Calculate lipid-panel markers, Visceral Adiposity Index (VAI), Lipid Accumulation Product (LAP), and TyG-BMI index |
| liver_fat_markers | Liver fat surrogates: HSI and NAFLD Liver Fat Score |
| liver_markers | Compute liver-related indices (FLI, NFS, APRI, FIB-4, BARD, ALBI, MELD-XI) with validation and diagnostics |
| marker_summary | Summarize marker outputs |
| mdq_score | Mood Disorder Questionnaire scoring |
| metabolic_markers | Aggregate selected metabolic marker groups |
| metabolic_risk_features | Calculate metabolic risk feature flags (pediatric-friendly thresholds) |
| metss | Metabolic Syndrome Severity Score (MetSSS) |
| nfl_marker | Neurofilament Light Chain (NfL) Biomarker |
| normalize_vec | Normalize a numeric vector |
| nutrient_markers | Compute a Suite of Nutrient-Based Health Markers |
| obesity_indices | Compute anthropometric obesity & adiposity indices |
| ogtt_is | Calculate OGTT-based insulin sensitivity indices |
| oxidative_markers | Oxidative stress markers |
| phq9_score | PHQ-9 / PHQ-8 scoring |
| plot_frailty_age | Plot FI vs age (convenience wrapper) |
| psych_dx_flags | Psychiatric diagnosis flags aggregator |
| psych_markers | Psychometric markers dispatcher |
| psych_med_flags | Psychiatric medication flags aggregator |
| pulmo_markers | Calculate pulmonary function markers (FEV1/FVC, z-scores, percent predicted, LLN, etc.) |
| renal_markers | Calculate a Suite of Renal Function, Injury, and Excretion Markers |
| saliva_markers | Calculate saliva-based stress & glycemic markers |
| sarc_f_score | SARC-F Sarcopenia Screening Score |
| spirometry_markers | Spirometry markers: FEV1/FVC, LLN-based obstruction, GOLD grade, bronchodilator response |
| spq_score | Schizotypal Personality Questionnaire (key-driven) |
| sweat_markers | Calculate sweat-based ionic & metabolic markers |
| tracer_dxa_is | Compute tracer/DXA-based insulin sensitivity indices |
| urine_markers | Calculate urine-only renal and tubular markers (research-ready) |
| validate_inputs | Validate required inputs for a calling function |
| vitamin_d_status | Vitamin D Status Category |
| vitamin_markers | Compute composite vitamin and endocrine marker ratios and z-scores |
| who5_score | WHO-5 scoring |