Table 4 Top ten most frequently used prescription medication and OTC including herbal products and supplements on ATC chemical substance level [n (%)]
|  | total N = 2069 | 70–79 N = 1186 | ≥80 N = 883 | p-value |
|---|---|---|---|---|
Prescription medication | ||||
 simvastatin | 577 (28) | 329 (28) | 248 (28) | 0.87 |
 metoprolol | 440 (21) | 231 (20) | 209 (24) | 0.021 |
 levothyroxine sodium | 386 (19) | 213 (18) | 173 (20) | 0.35 |
 amlodipine | 281 (14) | 164 (14) | 118 (13) | 0.75 |
 bisoprolol | 274 (13) | 150 (13) | 124 (14) | 0.35 |
 torasemide | 253 (12) | 105 (9) | 147 (17) | < 0.001 |
 ramipril and hydrochlorothiazid | 218 (11) | 130 (11) | 88 (10) | 0.46 |
 ramipril | 216 (10) | 119 (10) | 97 (11) | 0.48 |
 metformin | 213 (10) | 144 (12) | 69 (7) | 0.001 |
 omeprazole | 208 (10) | 115 (10) | 93 (11) | 0.54 |
OTC including herbal products and supplements | ||||
 acetylsalicylic acid | 731 (35) | 365 (31) | 366 (42) | < 0.001 |
 magnesiuma | 344 (17) | 189 (16) | 155 (18) | 0.060 |
 dietary supplement | 226 (11) | 109 (9) | 116 (13) | 0.004 |
 calcium | 160 (8) | 85 (7) | 75 (9) | 0.068 |
 ibuprofen | 145 (7) | 95 (8) | 50 (6) | 0.039 |
 Ginkgo biloba | 136 (7) | 51 (4) | 84 (10) | < 0.001 |
 omega-3-triglycerides incl. other esters and acids | 65 (3) | 38 (3) | 27 (3) | 0.85 |
 tocopherol (vit E) | 52 (3) | 31 (3) | 20 (2) | 0.61 |
 paracetamol | 52 (3) | 27 (2) | 25 (3) | 0.43 |
 Hawthorn flower | 50 (2) | 14 (1) | 36 (4) | < 0.001 |