Clinical Global Impression

Content
Basic information

Name: Clinical Global Impression

Abbreviation: CGI

Versions: 6

Synonyms: 213

Description: The Clinical Global Impression (CGI) is a 3-item, clinician-rated scale used to assess global illness severity, overall improvement from the start of treatment, and therapeutic response. The scale was designed to be universal and can be administered to a wide variety of patient populations. (, https://www.nppsychnavigator.com/Clinical-Tools/Psychiatric-Scales/Scale-2)

Reference: Busner J, Targum SD. The clinical global impressions scale: applying a research tool in clinical practice. Psychiatry (Edgmont (Pa. : Township)). 2007 Jul. PMID: 20526405. PMCID: PMC2880930

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Temporal prevalence

Distribution in different diseases

Distribution in different versions

# version trials
1 Clinical Global Impression 128
2 Clinical Global Impression-Change 117
3 Clinical Global Impression-Improvement 107
4 Clinical Global Impression-Severity 86
5 Japanese Clinical Global Impression-Change 3
6 Clinical Global Impression-Efficacy Index 2
Complementary instruments

# instruments trials
1 Unified Parkinson's Disease Rating Scale 209
2 Parkinson's Disease Questionnaire 114
3 Neuropsychiatric Inventory 82
4 Mini-Mental State Examination 71
5 Patient Global Impression 71
6 Alzheimer's Disease Assessment Scale 40
7 Epworth Sleepiness Scale 38
8 Cohen-Mansfield Agitation Inventory 37
9 Beck Depression Inventory 37
10 Montreal Cognitive Assessment 35
11 Alzheimer's Disease Cooperative Study 31
12 Parkinson's Disease Sleep Scale 30
13 Hoehn and Yahr Scale 27
14 EQ-5D 26
15 Columbia Suicide Severity Rating Scale 24
16 Time Up and Go Test 22
17 Schwab and England Activities on Daily Living Scale 22
18 Zarit Burden Interview 21
19 Abnormal Involuntary Movement Scale 20
20 Visual Analogue Scale 18
21 Non-Motor Symptoms Scale 18
22 Clinical Dementia Rating Scale 17
23 Unified Huntington's Disease Rating Scale 17
24 Unified Dyskinesia Rating Scale 16
25 Short Form Health Survey 15
26 Hamilton Depression Rating Scale 15
27 Hospital Anxiety and Depression Scale 14
28 Questionnaire for Impulsive-Compulsive Disorders in Parkinson's Disease 14
29 Cornell Scale for Depression in Dementia 13
30 Apathy Evaluation Scale 13
31 Geriatric Depression Scale 13
32 Activities of Daily Living 12
33 Quality of Life in Alzheimer's Disease Scale 11
34 Pittsburgh Sleep Quality Index 11
35 Disability Assessment for Dementia Scale 10
36 Scales for Outcomes in Parkinson's Disease 10
37 Fatigue Severity Scale 9
38 Severe Impairment Battery 8
39 Stroop Test 8
40 Frontal Assessment Battery 8
41 Amyotrophic Lateral Sclerosis Functional Rating Scale 8
42 Freezing of Gait Questionnaire 8
43 Behavioral Pathology in Alzheimer's Disease Rating Scale 7
44 Trail Making Test 7
45 Resource Utilization in Dementia Scale 7
46 Montgomery-Åsberg Depression Rating Scale 7
47 Parkinson Anxiety Scale 7
48 Verbal Fluency Test 6
49 Lille Apathy Rating Scale 6
50 Hamilton Anxiety Rating Scale 6
51 Balance Evaluation System Test 6
52 King's Parkinson's Disease Pain Scale 6
53 Instrumental Activities of Daily Living 5
54 Mattis Dementia Rating Scale 5
55 Functional Activities Questionnaire 5
56 Dementia Quality of Life Instrument 5
57 Neuropsychological Test Battery 5
58 CogState 5
59 Participant Global Impression of Change 5
60 Word Fluency Test 5
61 Finger Tapping Test 5
62 Amyotrophic Lateral Sclerosis Assessment Questionnaire 5
63 Rapid Eye Movement Sleep Behavior Disorder Screening Questionnaire 5
64 Minnesota Impulsive Disorders Interview 5
65 Brief Psychiatric Rating Scale 4
66 Frontal Behavioral Inventory 4
67 Hopkins Verbal Learning Test 4
68 Positive and Negative Syndrome Scale 4
69 Symbol Digit Modalities Test 4
70 Digit Span Task 4
71 Berg Balance Scale 4
72 Repeatable Battery for the Assessment of Neuropsychological Status 4
73 Starkstein Apathy Scale 4
74 Problem Behaviours Assessment 4
75 Dyskinesia Rating Scale 4
76 Snaith-Hamilton Pleasure Scale 4
77 Patient Clinical Global Impression 4
78 Parkinson's Disease Symptom Diary 4
79 Clinician's Interview Based Impression of Change 3
80 Functional Assessment Staging Test 3
81 Dementia Rating Scale 3
82 Clock Drawing Test 3
83 Physical Self-Maintenance Scale 3
84 Quality of Life Questionnaire 3
85 Nursing Care Assessment Scale 3
86 Quality of Life in Late-Stage Dementia Scale 3
87 Simpson Angus Scale 3
88 Treatment Emergent Symptom Scale 3
89 Addenbrooke's Cognitive Examination 3
90 Young Mania Rating Scale 3
91 Numeric Rating Scale 3
92 General Medical Health Rating 3
93 Edmonton Symptom Assessment Scale 3
94 Functional Assessment of Chronic Illness Therapy 3
95 Insomnia Severity Index 3
96 EQ-VAS 3
97 Scale for Assessment of Positive Symptoms 3
98 Stanford Sleepiness Scale 3
99 Hand Held Dynamometry 3
100 Quantitative Motor Assessment System 3
101 Ardouin Scale of Behavior in Parkinson's Disease 3
102 Parkinson's Disease Fatigue Scale 3
103 Pegboard Test 3
104 Parkinson's Disease Diary Assessment 3
105 The Executive Interview 2
106 Behavior & Function Down Syndrome Rating Scale 2
107 Fuld Object-Memory Evaluation 2
108 New Dot Test 2
109 Orientation Test 2
110 Vocabulary Test 2
111 Cambridge Neuropsychological Test Automated Battery 2
112 Category Fluency Test 2
113 Udvalg for Kliniske Undersøgelser (UKU) Side Effect Rating Scale 2
114 Dependence Scale 2
115 modified Crichton Scale 2
116 Caregiver Strain Index 2
117 Boston Naming Test 2
118 Functional Assessment Questionnaire 2
119 Wechsler Adult Intelligence Scale 2
120 Wechsler Memory Scale 2
121 Auditory Verbal Learning Test 2
122 Barnes Akathisia Rating Scale 2
123 Cognitive Drug Research Battery 2
124 Frontal Systems Behavior Scale 2
125 Activities-specific Balance Confidence Scale 2
126 Fall Efficacy Scale 2
127 Mobilization-Observation-Behaviour-Intensity-Dementia 2
128 Progressive Supranuclear Palsy Rating Scale 2
129 Patient Health Questionnaire 2
130 Center for Neurologic Study-Lability Scale 2
131 Mixed Model Repeated Measures 2
132 Benton Judgment of Line Orientation Test 2
133 International Physical Activity Questionnaire 2
134 National Institutes of Health Toolbox 2
135 Oral Symbol Digit Modalities Test 2
136 Morisky Medication Adherence Scale 2
137 Quality of Life in Neurological Disorders 2
138 Parkinson's Disease Cognitive Rating Scale 2
139 Revised Self-Monitoring Scale 2
140 Minute Walk Test 2
141 System Usability Scale 2
142 Columbia Classification Algorithm for Suicide Assessment 2
143 University of Miami Parkinson's Disease Hallucinations Questionnaire 2
144 ICEpop CAPability Measure 2
145 Schwab and England Disability Scale 2
146 Employment Impairment Status 2
147 Wearing-Off Questionnaire 2
148 Lang-Fahn Activities of Daily Living Dyskinesia Scale 2
149 New Freezing of Gait Questionnaire 2
150 Stand-Walk-Sit 2
151 Patient Assessment of Constipation Quality of Life 2
152 Fluctuation and Dyskinesia Score 2
153 Complete Spontaneous Bowel Movement 2
154 Patient Assessment of Upper Gastrointestinal Disorders Severity Index 2
155 Movement Disorder Society-Non-Motor Rating Scale 2
156 Patient Reported Outcome-Parkinson's Disease 2
157 Behavioral and Psychological Symptoms of Dementia 1
158 General Health Questionnaire 1
159 Sleep Disorders Inventory 1
160 Pittsburgh Agitation Scale 1
161 Carer's Global Impression of Change 1
162 Cognitive Assessment Battery 1
163 Adaptive Behavior Scale 1
164 Down's Attention Memory and Executive Function Scale 1
165 California Verbal Learning Test 1
166 Continuous Performance Test 1
167 Neurobehavioral Rating Scale 1
168 Choice Reaction Time Test 1
169 Interview for Deterioration of Daily Living in Dementia 1
170 Mental Function Impairment Scale 1
171 Alzheimer Carer Quality of Life Instrument 1
172 Quality of Life Scale 1
173 Hamilton Anxiety and Depression Scale 1
174 Western Aphasia Battery 1
175 Beck Anxiety Inventory 1
176 Groton Maze Learning Task 1
177 Rey's Auditory Verbal Learning Test 1
178 Digit Symbol Substitution Test 1
179 Childrens Global Assessment Scale 1
180 Texas Functional Living Scale 1
181 Goal Attainment Scale 1
182 Positive and Negative Affect Schedule 1
183 Alzheimer's Quick Test 1
184 Stavanger Sleep Scale 1
185 Apathy Inventory 1
186 Caregiver Burden Inventory 1
187 F-A-S Test 1
188 Controlled Oral Word Association Test 1
189 Client Service Receipt Inventory 1
190 NeuroBehavioral Rating Scale 1
191 Olfactory Test 1
192 Short Physical Performance Battery 1
193 Carer's Impression of Change 1
194 Sickness Behaviour Scale 1
195 Caregiver's Assessment of Improvement 1
196 Barthel Index 1
197 Letter Number Sequencing task 1
198 Physical Performance Test 1
199 Selective Reminding Task 1
200 State-Trait Anxiety Inventory 1
201 Relative Stress Scale 1
202 Questionnaire for Urinary Incontinence Diagnosis 1
203 Interpersonal Reactivity Index 1
204 Multifaceted Empathy Test 1
205 Sit to Stand Test 1
206 Meter Walk Test 1
207 Identification Test 1
208 N-Back Task 1
209 Formulation Usability Preference Questionnaire 1
210 Physical Activity Scale for the Elderly 1
211 Neuropsychological Assessment Test 1
212 Brief Praxis Test 1
213 Verbal Learning Memory Test 1
214 Pain Assessment Checklist for Seniors with Limited Ability to Communicate 1
215 Verbal Rating Scale 1
216 Frontotemporal Dementia Rating Scale 1
217 Blessed Dementia Scale 1
218 Florida Apraxia Screening Test 1
219 Gait and Fall Questionnaire 1
220 Posner's Covert Attention Test 1
221 Wechsler Abbreviated Scale of Intelligence 1
222 International Shopping List Test 1
223 Brief Coping Orientation to Problems Experienced Inventory 1
224 Neurologic Study Emotional Lability Scale 1
225 Geriatric Evaluation of Mental Status 1
226 Treatment Emergent Side Effects 1
227 Cognitive Test Battery 1
228 Multilingual Naming Test 1
229 Semantic Fluency Test 1
230 Digit Symbol Coding Task 1
231 Chinese version of Executive Interview 1
232 Client Satisfaction Questionnaire 1
233 Test for Attentional Performance 1
234 Neuropsychological Inventory 1
235 Purdue Pegboard Test 1
236 Clinician Assessment of Fluctuation Scale 1
237 Mayo Fluctuations Scale 1
238 North East Visual Hallucinations Interview 1
239 Short Recognition Memory 1
240 Letter Fluency Task 1
241 Full Analysis Set 1
242 Sheehan Suicidality Tracking Scale 1
243 Brief Pain Inventory 1
244 Glasgow Coma Scale 1
245 Brief Interview for Mental Status 1
246 Wisconsin Card Sorting Test 1
247 Formulation Usability Questionnaire 1
248 Self-Efficacy for Managing Chronic Disease Scale 1
249 Caregiver Distress Scale 1
250 Treatment Satisfaction Questionnaire for Medication 1
251 World Health Organization Disability Assessment Schedule 1
252 Bath Assessment of Subjective Quality of Life in Dementia 1
253 Mental Health Component Summary 1
254 Healthcare Utilization Form 1
255 McGill Quality of Life Questionnaire 1
256 Needs at the End-of-life Screening Tool 1
257 Palliative Performance Scale 1
258 Prolonged Grief Questionnaire 1
259 Semi-structured Qualitative Interview 1
260 Affect and Activity Indicators of QOL 1
261 Behavioral Rating Scale 1
262 Caregiver Assessment Measure 1
263 Family Accommodation Scale for Obsessive Compulsive Disorder-Self Rated 1
264 Social Emotional Cognition Test 1
265 The Essential Tremor Rating Assessment Scale 1
266 Barratt Impulsiveness Scale 1
267 Evaluation Comportamentale dans la Maladie de Parkinson 1
268 Bergen Insomnia Scale 1
269 Chalder Fatigue Scale 1
270 Karolinska Sleepiness Scale 1
271 Physical Health Component Summary 1
272 Working Alliance Inventory 1
273 Cognitive Fluctuation Inventory 1
274 Multidimensional Scale of Perceived Social Support 1
275 Satisfaction With Life Scale 1
276 World Health Organization Well-Being Index 1
277 UCLA Loneliness Scale 1
278 Simulator Sickness Questionnaire 1
279 Benson Figure Copy and Recall Task 1
280 Global Statistical Test 1
281 Extrapyramidal Side Effects Scale 1
282 Dysfunctional Beliefs and Attitudes about Sleep Scale 1
283 Cambridge Behavioral Inventory 1
284 Global Impression of Wandering 1
285 Revised Algase Wandering Scale 1
286 Weekly Wandering Report-Community 1
287 Daily Sleep Diary 1
288 Screening for Aphasia in NeuroDegeneration Scale 1
289 Dementia Apathy Interview Rating 1
290 Visual Object and Space Perception Battery 1
291 Agitation-Calmness Evaluation Scale 1
292 Engagement in Meaningful Activities Survey 1
293 Patient Assessment of Chronic Illness Care 1
294 Manual Muscle Testing 1
295 Amyotrophic Lateral Sclerosis Specific Quality of Life 1
296 Combined Assessment of Function and Survival 1
297 Investigator Global Assessment 1
298 Accurate Test of Limb Isometric Strength 1
299 Patient Satisfaction Questionnaire 1
300 Motor Unit Number Index 1
301 Supine Borg Category Ratio 10 Scale 1
302 Cramp Pain Scale 1
303 Muscle Cramp Scale 1
304 Weekly Cramp Diary 1
305 Total Functional Capacity Scale 1
306 Independence Scale 1
307 Burke-Fahn-Marsden Dystonia Rating Scale 1
308 Snaith Irritability Scale 1
309 Irritability Scale 1
310 Chorea Index 1
311 Huntington's Disease Quality of Life Questionnaire 1
312 Functional Status Questionnaire 1
313 Work Impairment Questionnaire 1
314 Goetz Dyskinesia Rating Scale 1
315 Conners' Adult ADHD Rating Scales 1
316 Inventory of Depressive Symptomatology 1
317 Professional Fitness Scale 1
318 Bristol Stool Form Scale 1
319 Treatment Response Scale 1
320 Constipation Questionnaires 1
321 GSS 1
322 Clinical Anxiety Scale 1
323 Orthostatic Hypotension Questionnaire 1
324 Core Assessment Program for Surgical Interventional Therapies in Parkinson's Disease 1
325 Sleep Hygiene Index 1
326 Falls Questionnaire From the Canadian Longitudinal Study of Aging 1
327 Nutrition Questionnaire 1
328 Fahn-Tolosa-Marin Clinical Rating Scale for Tremor 1
329 Tinetti's Mobility Index 1
330 Inference Questionnaire 1
331 Patient Questionnaire 1
332 Short Parkinson's Evaluation Scale 1
333 Billieux Impulsivity Scale 1
334 Columbia University Rating Scale 1
335 Daily Dyskinesia Questionnaires 1
336 Clinical Impression of Severity Index 1
337 Brunnsviken Brief Quality of Life Scale 1
338 Swedish Valued Life Activity Questionnaire 1
339 Work and Social Adjustment Scale 1
340 Health Economics Assessment 1
341 Dutch Visual Hallucinations Questionnaire 1
342 Nepean Dyspepsia Index 1
343 Global Mobility Task 1
344 Deep Brain Stimulation Impairment Scale 1
345 Neurological Evaluation Scale 1
346 modified Cognitive Assessment 1
347 Calgary Depression Scale 1
348 Treatment Preference Questionnaire 1
349 Nocturnal Hypokinesia Questionnaire 1
350 Parkinson's Daily Activities Questionnaire 1
351 Toronto Side Effects Scale 1
352 Berkeley Expressivity Questionnaire 1
353 Trait Emotional Intelligence Questionnaire 1
354 Unified Multiple System Atrophy Rating Scale 1
355 Motor Aspects of Experiences of Daily Living 1
356 Treatment Satisfaction Assessment 1
357 Parkinson's Disease Behavioral Assessment 1
358 Incidental and Planned Exercise Questionnaire 1
359 Attentional Function Index 1
360 Episodic Memory Index 1
361 Memory Speed Retrieval Index composite factor 1
362 Sustained Attention Index 1
363 Working Memory Index 1
364 Parkinson Neuropsychometric Dementia Assessment 1
365 Cleveland Clinic Constipation Scoring System 1
366 Bain and Findley Activities of Daily Living 1
367 English Longitudinal Study of Ageing Questionnaire 1
368 Malnutrition Universal Screening Tool 1
369 Needs Assessment Tool: Parkinson's Disease 1
370 Palliative Outcome Scale 1
371 Survey of Health, Ageing and Retirement in Europe 1
372 Cambridge Brain Sciences Computerized Neuropsychological Battery 1
373 Patient Assessment of Gastrointestinal Disorders Severity Quality of Life 1
374 Automatic Thoughts Questionnaire 1
375 Behavioural Activation for Depression Scale 1
376 Negative Effects Questionnaire 1