From: An initial loading-dose vitamin D versus placebo after hip fracture surgery: randomized trial
Variables | Active (n = 111) | Placebo (n = 107) | P value |
---|---|---|---|
Sex – n (%) |  |  |  |
 - Female | 84 (75.7) | 84 (78.5) | 0.633 |
 - Male | 27 (24.3) | 23 (21.5) | |
Country of Birth – n (%) |  |  |  |
 - Australia | 92 (82.9) | 86 (80.4) | 0.727 |
 - Other | 19 (17.1) | 21 (19.6) | |
Age | Â | Â | Â |
 Mean (years)b | 83.7+/−7.5 | 84.1+/−7.0 | 0.726 |
 Grouped – n (%) |  |  |  |
  - 65-74 yr | 15 (13.5) | 10 (9.3) | 0.772 |
  - 75-84 yr | 43 (38.7) | 42 (39.3) | |
  - 85-94 yr | 47 (42.3) | 50 (46.7) | |
  - 95+ yr | 6 (5.4) | 5 (4.7) | |
Body mass index (kg/m2)b | 24.2+/−3.4 | 25.1+/−3.8 | 0.099 |
Number of days from admission to loading doseb | 4.8+/−2.1 | 5.4+/−2.3 | 0.049 |
Pre-injury mobility – n (%)d |  |  |  |
 - Fully independent | 80 (72.1) | 72 (67.9) | 0.156 |
 - Minimum help | 15 (13.5) | 15 (14.2) | |
 - Moderately help | 8 (7.2) | 7 (6.6) | |
 - Substantial help | 1 (0.9) | 8 (7.5) | |
 - Unable to perform task | 7(6.3) | 4(3.8) | |
Pre-injury Modified Barthel index | 87.5+/−19.9 | 86.9+/−22.2 | 0.852 |
Pre-injury Functional Comorbidity Index b | 3.37+/−2.1 | 2.9+/−1.7 | 0.063 |
Hip Fracture Subtype – n (%)d |  |  |  |
 - Undisplaced subcapital | 6 (5.7) | 3 (2.8) | 0.442 |
 - Displaced subcapital: | 50 (47.2) | 48 (45.3) | |
 - Pertrochanteric simple (2-part) | 5 (4.7) | 5 (4.7) | |
 - Pertrochanteric complex (3-part) | 27 (25.5) | 34 (21.1) | |
 - Intertrochanteric/basicervical | 5 (4.7) | 9 (8.5) | |
 - Subtrochanteric | 13 (12.3) | 7 (6.6) | |
Time from fracture to surgery (in hours)b | 43.8+/−38.9 | 38.9+/−25.9 | 0.272 |
Hip Fracture Surgeryd | Â | Â | 0.655 |
 - Cannulated screws | 4 (3.7) | 1 (0.9) | |
 - Uncemented hemiarthroplasty | 15 (14.0) | 14 (13.2) | |
 - Cemented hemiarthroplasty | 8 (7.5) | 9 (8.5) | |
 - Total hip replacement | 19 (17.8) | 20 (18.9) | |
 - Dynamic hip screw with short plate | 14 (13.1) | 8 (7.5) | |
 - Dynamic hip screw with long plate | 19 (17.8) | 20 (18.9) | |
 - Gamma nail | 28 (26.2) | 34 (32.1) | |
MMSE score (mean, standard deviation)b | 26.32+/−4.3 | 25.7+/−4.4 | 0.282 |
Total number of medications usedb | 5.1+/−2.6 | 4.9+/−2.6 | 0.201 |
25-hydroxyvitamin D level (nmol/L)c | Â | Â | Â |
 Mean | 55.6+/−26.4 | 49.6+/−19.7 | 0.112 |
 Grouped values: n (%)e |  |  |  |
  - <30 | 13 (16.5) | 11 (14.3) | 0.621 |
  - 30-49 | 22 (27.8) | 27 (35.1) |  |
  - > = 50 | 44 (55.7) | 39 (50.6) |  |
Grip strength (kgs)b | 16.4+/−7.3 | 15.7+/−6.2 | 0.478 |