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Table 2 Estimated probability of body part impacts: least square mean estimates, standard errors (SE), and pairwise comparisons

From: Injuries from falls by older adults in long-term care captured on video: Prevalence of impacts and injuries to body parts

Body part

All falls, impact probability (SE) n = 2388

Resident age

Resident sex

Youngest half, impact probability (SE) n = 1197

Oldest half, impact probability (SE) n = 1191

P Age

Men, impact probability (SE) n = 1029

Women, impact probability (SE) n = 1359

psex

Head

0.35 (0.01)E n = 846

0.35 (0.01)E n = 415

0.36 (0.01)E n = 431

.787

0.30 (0.01)E n = 301

0.40 (0.01)D n = 545

 < .001

Torso/ shoulder

0.79 (0.01)B n = 1875

0.78 (0.01)B n = 922

0.80 (0.01)B n = 953

.186

0.78 (0.01)B n = 786

0.80 (0.01)B n = 1089

.153

Hip/ pelvis

0.95 (0.01)A n = 2253

0.95 (0.01)A n = 1127

0.95 (0.01)A n = 1126

.984

0.94 (0.01)A n = 957

0.96 (0.01)A n = 1296

.427

Knee/ shin

0.44 (0.01)D n = 1038

0.46 (0.01)D n = 545

0.42 (0.01)D n = 493

.032

0.48 (0.01)D n = 481

0.41 (0.01)D n = 557

 < .001

Elbow/ forearm

0.78 (0.01)B n = 1846

0.78 (0.01)B n = 924

0.78 (0.01)B n = 922

.928

0.77 (0.01)B n = 785

0.78 (0.01)B n = 1061

.620

Hand/ wrist

0.71 (0.01)C n = 1668

0.73 (0.01)C n = 860

0.68 (0.01)C n = 808

.025

0.71 (0.01)C n = 726

0.70 (0.01)C n = 942

.347

  1. Superscripts by impact probability (SE) values indicate statistical comparisons between body parts for the column of interest. Body parts that differed significantly (p < .05) in impact probability are denoted by different letters; body parts where the probability of impact did not differ significantly (p > .05) are indicated by the same letter. The letter sequence is from highest to lowest least-square means