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Table 4 Factors associated with physical aggressive behaviours.

From: Prevalence of physical and verbal aggressive behaviours and associated factors among older adults in long-term care facilities

Characteristic

Aggressive physical behaviours

Bivariate analyses

Regression analyses

 

Yes n: 494 (21.2%)

No n: 1816 (77.8%)

Crude odds ratio (95% confidence interval)

Adjusted odds ratio (95% confidence interval)

Individual factors

Age (years)

    

≥ 85 ‡

228 (46.2%)

829 (45.6%)

1.00

1.00

75 to 84

203 (41.1%)

679 (37.4%)

1.09 (0.88–1.35)

1.06 (0.83–1.34)

65 to 74

63 (12.8%)

308 (16.9%)

0.74 (0.55–1.01)

0.69* (0.49–0.98)

Gender

    

Female ‡

339 (68.6%)

1406 (77.4%)

1.00

1.00

Male

155 (31.4%)

410 (22.6%)

1.57* (1.26–1.95)

2.04* (1.59–2.62)

Length of stay in LTCC (years)

    

0 to 2 ‡

225 (45.6%)

851 (46.9%)

1.00

 

3 to 4

101 (20.5%)

327 (18.0%)

1.17 (0.89–1.53)

 

≥ 5

168 (34.0%)

638 (35.1%)

0.99 (0.80–1.25)

 

Functional autonomy

    

Autonomous / semi-autonomous‡

187 (37.8%)

1012 (55.7%)

1.00

1.00

Dependent

307 (62.12%)

803 (44.3%)

2.07* (1.69–2.54)

0.79 (0.60–1.05)

Cognitive status

    

No impairment ‡

23 (4.7%)

446 (24.6%)

1.00

1.00

Mild-moderate impairment

119 (24.1%)

722 (39.9%)

3.20* (2.02–5.08)

2.59* (1.61–4.17)

Severe impairment

352 (71.3%)

647 (35.7%)

10.57* (6.82–16.39)

8.26* (5.13–13.30)

Withdrawal behaviour

    

No ‡

150 (30.4%)

1060 (58.4%)

1.00

 

Yes

344 (69.9%)

755 (41.6%)

3.22* (2.60–3.99)

 

Sleep disturbance

    

No ‡

446 (90.3%)

1721 (94.8%)

1.00

1.00

Yes

48 (9.7%)

94 (5.2%)

1.97* (1.37–2.83)

2.03* (1.35–3.04)

Psychological distress

    

No ‡

367 (74.3%)

1452 (79.9%)

1.00

1.00

Yes

127 (25.7%)

364 (20.0%)

1.38* (1.09–1.74)

1.31* (1.02–1.69)

Environmental factors

Use of benzodiazepine drugs

    

No ‡

286 (57.9%)

1046 (57.6%)

1.00

 

Yes

208 (42.1%)

770 (42.4%)

0.99 (0.81–1.21)

 

Use of neuroleptic drugs

    

No ‡

285 (57.7%)

1379 (75.9%)

1.00

1.00

Yes

209 (42.3%)

437 (24.1%)

2.32* (1.88–2.85)

1.74* (1.38–2.19)

Social visitation.

    

0 to 3 hours ‡

198 (40.2%)

572 (31.6%)

1.00

1.00

4 to 15 hours

159 (32.3%)

574 (31.7%)

0.81 (0.64–1.03)

0.94 (0.68–1.29)

≥ 16 hours

136 (27.6%)

662 (36.6%)

0.60* (0.47–0.77)

0.90 (0.64–1.26)

Use of physical restraints

    

No ‡

241 (48.8%)

1318 (72.6%)

1.00

1.00

Yes

253 (51.2%)

498 (27.4%)

2.78* (2.27–3.41)

1.79 (1.37–2.33)

  1. * Statistically significant p < 0.05
  2. ‡ Reference Category
  3. miss. = missing