Thematic research clusters in very old populations (≥ 80 years): a bibliometric approach

BMC Geriatrics

Table 5 Top 30 diseases studied in documents assigned with the descriptor “aged, 80 and over,” with differences according to sex

MeSH descriptor	N docs total	N docs only female	N docs only male	% only female*	% only male*	Dif % female – male^†	P value
Aortic Valve Stenosis	1134	260	191	22.9	16.8	6.1	< 0.001^‡
Skin Neoplasms	951	396	499	41.6	52.5	−10.8	< 0.001^‡
Dementia	697	91	48	13.1	6.9	6.2	< 0.001^‡
Alzheimer Disease	575	103	65	17.9	11.3	6.6	0.001^‡
Stroke	500	121	99	24.2	19.8	4.4	0.093
Carcinoma, Squamous Cell	435	196	189	45.1	43.4	1.6	0.63
Adenocarcinoma	417	165	214	39.6	51.3	−11.7	< 0.001^‡
Accidental Falls	376	116	45	30.8	12	18.9	< 0.001^‡
Cognition Disorders	365	35	35	9.6	9.6	0	1
Lung Neoplasms	365	117	171	32	46.8	−14.8	< 0.001^‡
Heart Failure	352	89	89	25.3	25.3	0	1
Hypertension	325	85	60	26.1	18.5	7.7	0.018^‡
Hip Fractures	323	63	17	19.5	5.3	14.2	< 0.001^‡
Myocardial Infarction	295	80	78	27.1	26.4	0.7	0.86
Aortic Aneurysm, Abdominal	270	37	178	13.7	65.9	−52.2	< 0.001^‡
Prosthesis Failure	264	114	103	43.2	39	4.2	0.33
Melanoma	253	100	134	39.5	53	−13.4	0.003^‡
Hemorrhage	221	81	70	36.6	31.7	4.9	0.27
Depression	218	28	16	12.8	7.3	5.5	0.056
Coronary Artery Disease	215	35	58	16.3	27	−10.7	0.007^‡
Cardiovascular Diseases	199	17	9	8.5	4.5	4	0.11
Breast Neoplasms	198	192	2	97	1	96	< 0.001^‡
Carcinoma. Basal Cell	197	80	99	40.6	50.2	−9.6	0.054
Stomach Neoplasms	195	69	82	35.4	42	−6.	0.18
Neoplasm Recurrence, Local	192	96	80	50	41.7	8.3	0.10
Prostatic Neoplasms	168	–	164	0	97.6	−97.6	< 0.001^‡
Liver Neoplasms	167	65	92	38.9	55.1	−16.8	0.003^‡
Calcinosis	163	78	49	47.8	30.1	17.7	0.001^‡
Cognitive Dysfunction	163	12	6	7.4	3.7	3.7	0.14
Neoplasm Invasiveness	162	72	68	44.4	42	2.5	0.65

* Percentage of male or female by MeSH descriptor, ^†Percentage point differences between female and male, ^‡ Statistically significant differences (p < 0.05)

ISSN: 1471-2318