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Table 2 Comparison of different factors between subjects with and without dizziness at baseline

From: Dizziness in older persons at high risk of future hospitalization: prevalence, differences between those with and without dizziness, and effect of a proactive primary care intervention

  Dizziness (n = 493) No dizziness (n = 286) P-valuea
Age, years, median (IQR) (n = 779) 84 (9) 83 (9) .045b
Sex, n (%) (n = 779) Women 263 (53) 106 (37)  < .001c
Men 230 (47) 180 (63)
Type of housing, n (%) (n = 772) Own house 142 (29) 118 (41) .001c
Apartment 298 (60) 153 (54)
Serviced apartment 20 (4) 6 (2)
Nursing home 24 (5) 5 (2)
Dementia nursing home 5 (1) 1 (0)
Homecare service, n (%) (n = 735) Yes, daily 113 (25) 35 (13)  < .001c
Yes, but not daily 35 (8) 15 (5)
No 311 (68) 226 (82)
Total number of aids, median (IQR) (n = 758) 2 (2) 0 (0)  < .001b
Mobility aids, n (%) (n = 758) None 113 (24) 167 (59)  < .001c
Only cane/crutch 44 (9) 23 (8)
Only walker 147 (31) 42 (15)
Cane/crutch and walker 105 (22) 30 (11)
Wheelchair and cane/crutch/walker 51 (11) 13 (5)
Only wheelchair 17 (4) 6 (2)
ADL Staircase, sum score of dependency, median (IQR) (n = 679) 5 (7) 1 (4)  < .001b
Health-related quality of life, mm EQ-VAS, median (IQR) (n = 711) 50 (25) 69 (30)  < .001b
Physical activity, sum score, n (%) (n = 687) Inactivity 182 (42) 71 (28)  < .001c
Low activity 147 (34) 94 (37)
Moderate activity 87 (20) 69 (27)
High activity 16 (4) 21 (8)
Pain intensity last week, mm VAS, median (IQR) (n = 673) 45 (37) 32 (37)  < .001b
Pain frequency, n (%) (n = 735) Never 30 (6) 41 (15)  < .001c
Occasionally 143 (30) 112 (41)
Every day 177 (37) 82 (30)
Several times per day 43 (9) 18 (7)
Constantly 80 (17) 21 (8)
Pain duration, months, median (IQR) (n = 546) 15 (28) 18 (26) .243b
  1. aSignificant p-values are marked in bold
  2. bMann Whitney U-test
  3. cChi-squared test
  4. ADL activities of daily living; EQ-VAS European Quality of life EQ-5D-3L vertical visual analogue scale; IQR interquartile range; VAS visual analogue scale