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. 2021 May 25;11:20451253211011874. doi: 10.1177/20451253211011874

Table 2.

Main characteristics of the included participants for the analysis of associated factors.

Variable Total (N = 1286) BZRA use (N = 217) No BZRA use (N = 1069) p valuea
n (%) n (%) n (%)
Age 0.004
 65–74 years 732 (56.9) 102 (47.0) 630 (58.9)
 75–84 years 439 (34.1) 89 (41.0) 350 (32.7)
 85 years or more 115 (8.9) 26 (12.0) 89 (8.3)
Gender <0.001
 Female 683 (53.1) 138 (63.6) 545 (51.0)
Household income <0.001
 Quintile 1 (lowest quintile) 192 (14.9) 28 (12.9) 164 (15.3)
 Quintile 2 307 (23.9) 61 (28.1) 246 (23.0)
 Quintile 3 248 (19.3) 55 (25.3) 193 (18.1)
 Quintile 4 203 (15.8) 30 (13.8) 173 (16.2)
 Quintile 5 (highest quintile) 195 (15.2) 21 (9.7) 174 (16.3)
 Missing data 141 (11.0) 22 (10.1) 119 (11.1)
Reporting an anxiety disorder <0.001
 Yes 111 (8.6) 34 (15.7) 77 (7.2)
Reporting a sleeping disorder <0.001
 Yes 390 (30.3) 105 (48.4) 285 (26.7)
Mean score of positive mental health <0.001
 ⩾50 862 (67.0) 107 (49.3) 755 (70.6)
 <50 261 (19.6) 82 (36.9) 179 (16.1)
 Missing 163 (12.7) 28 (12.9) 135 (12.6)
EQ-5D-5L score, median (P25;P75)b 0.76 [0.64; 1.00] 0.66 [0.49; 0.76] 0.77 [0.68; 1.00] <0.001
Mean number of chronic conditionsc <0.001
 0–1 590 (45.9) 66 (30.4) 524 (49.0)
 2–5 614 (47.7) 125 (57.6) 489 (45.7)
 6 or more 77 (6.0) 25 (11.5) 52 (4.8)
Fall in the past 12 months <0.001
 Yes 226 (17.6) 66 (30.4) 160 (15.0)
Number of medications excluding BZRA <0.001
 0–4 942 (73.3) 109 (50.2) 833 (77.9)
 5–9 302 (23.5) 90 (41.5) 212 (19.8)
 10 or more 42 (3.3) 18 (4.6) 24 (2.2)
Number of contacts with GP in the past 12 months <0.001
 0 449 (34.9) 36 (16.6) 413 (38.6)
 1 527 (41.0) 91 (41.9) 436 (40.8)
 ⩾2 310 (24.1) 90 (41.5) 220 (18.7)
a

Comparison BZRA use versus No BZRA use: Pearson’s chi-squared test, Fisher’s exact test or Mann–Whitney test.

b

52 missing values (n = 52/1286, 4%).

c

5 missing values (n = 5/1286; 0.4%).

BZRA, benzodiazepine receptor agonists (ATC N05BA, N05CD, and N05CF); EQ-5D-5L, EuroQol 5 dimensions, 5 levels.