Table 3.
Use of polypharmacy in 2011 and 2013
| Variables | Categories | Number of medications 2011 | Number of medications 2013 | p-value | ||
|---|---|---|---|---|---|---|
| < 5 (%) | ≥5 (%) | < 5 (%) | ≥5 (%) | |||
| Age | 75–79 | 4303 (28.01) | 1724 (11.22) | 4662 (29.24) | 1810 (11.35) | 0.429 |
| 80–84 | 3173 (20.66) | 1578 (10.27) | 3058 (19.18) | 1675 (10.50) | < 0.05* | |
| 85–89 | 1925 (12.53) | 1104 (7.19) | 1850 (11.60) | 1171 (7.34) | 0.063 | |
| ≥90 | 950 (6.18) | 604 (3.93) | 1047 (6.57) | 672 (4.21) | 0.895 | |
| Gender | Women | 5793 (37.71) | 3114 (20.27) | 5987 (37.55) | 3180 (19.94) | 0.702 |
| Men | 4558 (29.67) | 1896 (12.34) | 4630 (29.04) | 2148 (13.47) | < 0.05* | |
| Number of chronic conditions | 0 | 1846 (12.02) | 271 (1.76) | 1554 (9.75) | 208 (1.30) | 0.348 |
| 1 | 1931 (12.57) | 411 (2.68) | 1759 (11.03) | 317 (1.99) | < 0.05* | |
| 2–4 | 4571 (29.76) | 1988 (12.94) | 4849 (30.41) | 1973 (12.37) | 0.079 | |
| 5–7 | 1592 (10.36) | 1565 (10.19) | 1941 (12.17) | 1832 (11.49) | 0.399 | |
| ≥8 | 411 (2.68) | 775 (5.05) | 514 (3.22) | 998 (6.26) | 0.720 | |