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Table 1 Characteristics of 2122 MRC NSHD participants with medication data at age 69

From: The prevalence and determinants of polypharmacy at age 69: a British birth cohort study

Descriptive statistics Age 69
Sample Size 2122  
Female Gender 1084 (51.1%)  
Education Status 2011  
 None 627 (31.2%)  
 Vocational / O-Level 569 (28.3%)  
 A-Level / Higher 815 (40.5%)  
Social Class 2108  
Manual Social Class 589 (27.9%)  
Non-Manual Social Class 1519 (72.1%)  
Number of Doctor Diagnosed Chronic Diseases 2120  
0 532 (25.1%)  
1 725 (34.2%)  
2 427 (20.1%)  
3+ 436 (20.6%)  
Disease Severity 2120  
No limiting conditions 1554 (73.3%)  
Presence of a limiting condition 566 (26.7%)  
Medication Data Age 69 Percentage Changea
 Medication Use From Specific BNF Chapter   
 (1) Gastrointestinal 519 (24.5%) + 7.3%
 (2) Cardiovascular 1171 (55.2%) + 13.4%
 (3) Respiratory 268 (12.6%) + 1.3%
 (4) Central Nervous System 460 (21.7%) + 1.6%
 (5) Anti-Infective Agents 53 (2.5%) -0.8%
 (6) Endocrine 453 (21.4%) + 3.2%
 (7) Obs, Gynae & Urinary 148 (7.0%) + 2.8%
 (8) Malignancy & Immune 44 (2.1%) + 1.0%
 (9) Nutrition & Blood 241 (11.2%) + 1.3%
 (10) Musculoskeletal 194 (9.1%) -3.1%
 (11) Ophthalmic 95 (4.5%) + 1.6%
 (12) Ear, Nose & Throat 60 (2.8%) - 0.9%
 (13) Dermatology 61 (2.9%) - 0.4%
 Number of Medications Used   
  0 430 (20.3%) - 8.6%
  1 to 4 1209 (57.0%) + 5.5%
  5 to 8 (Polypharmacy) 384 (18.1%) + 2.3%
  9+ (Excessive Polypharmacy) 99 (4.7%) + 0.8%
 Cardiological Polypharmacy   
  None 951 (44.8%) - 13.4%
  1 (Monotherapy) 379 (17.9%) + 4.0%
  2 to 4 (Polypharmacy) 684 (32.2%) + 9.2%
  5+ (Extreme Polypharmacy) 108 (5.1%) + 0.2%
 Non-Cardiological Polypharmacy   
  None 802 (37.8%) - 4.5%
  1 (Monotherapy) 505 (23.8%) + 0.6%
  2 to 4 (Polypharmacy) 643 (30.3%) + 2.7%
  5+ (Extreme Polypharmacy) 172 (8.1%) + 1.2%
  1. a Percentage change between overall prevalence of medication category between data collections at age 60–64 and 69, using same sample of 2001 individuals with data at both time points