Table 1 Mean (SD) baseline characteristics of elite youth football players (aged 11–15), divided into in-season hip and groin pain and no in-season hip and groin pain, and historical hip and groin pain and no historical hip and groin pain, stratified by sex
From: Factors Associated with Hip and Groin Pain in Elite Youth Football Players: A Cohort Study
Characteristic | All | In-season hip and groin pain | Difference between groups | p | Historical hip and groin pain | Difference between groups | p | ||
|---|---|---|---|---|---|---|---|---|---|
All (n = 105) Male (n = 58) Female (n = 47) | Pain All (n = 23) Male (n = 18) Female (n = 5) | No pain All (n = 82) Male (n = 40) Female (n = 42) | 95% CI | Pain All (n = 19) Male (n = 13) Female (n = 6) | No pain All (n = 86) Male (n = 45) Female (n = 41) | 95% CI | |||
Weight (kg) | 46.8 (9.1) | 49.2 (10.4) | 46.2 (8.7) | 3.1 (− 1.2–7.3) | .156 | 49.7 (8.7) | 46.2 (9.1) | 3.5 (− 1.1–8.1) | .131 |
Male | 45.9 (9.9) | 48.9 (11.7) | 44.5 (8.8) | 4.4 (− 1.1–10.0) | .117 | 48.5 (9.0) | 45.1 (10.1) | 3.4 (− 2.8–9.6) | .277 |
Female | 48.0 (8.0) | 50.2 (3.4) | 47.7 (8.4) | 2.5 (− 5.2–10.2) | .515 | 52.2 (8.1) | 47.4 (7.9) | 4.8 (− 2.2–11.8) | .172 |
Standing height (cm) | 156.8 (10.1) | 158.7 (11.7) | 156.2 (9.6) | 2.4 (− 2.3–7.1) | .308 | 160.7 (10.3) | 155.9 (9.8) | 4.8 (− 0.2–9.8) | .060 |
Male | 156.8 (12.1) | 158.5 (13.1) | 156.1 (11.7) | 2.4 (− 4.6–9.3) | .498 | 160.8 (12.1) | 155.7 (12.0) | 5.1 (− 2.5–12.7) | .180 |
Female | 156.6 (6.8) | 159.3 (4.8) | 156.3 (7.0) | 3.0 (− 3.5–9.5) | .363 | 160.3 (5.6) | 156.1 (6.9) | 4.2 (− 1.7–10.2) | .159 |
Leg length (cm)a | 73.7 (6.1) | 75.4 (6.9) | 73.3 (5.8) | 2.1 (− 0.8–5.0) | .148 | 76.5 (6.1) | 73.1 (5.9) | 3.4 (0.3–6.4) | .032 |
Male | 73.4 (7.0) | 75.1 (7.8) | 72.7 (6.6) | 2.4 (− 1.7–6.4) | .244 | 76.1 (7.1) | 72.7 (6.8) | 3.4 (− 1.1–7.8) | .138 |
Female | 74.1 (4.8) | 76.5 (3.4) | 73.9 (4.9) | 2.6 (− 2.0–7.1) | .257 | 77.3 (3.9) | 73.6 (4.8) | 3.7 (− 0.4–7.8) | .075 |
Body Mass Index (kg/m2) | 18.9 (2.1) | 19.3 (1.8) | 18.8 (2.1) | 0.6 (− 0.4–1.5) | .249 | 19.1 (2.0) | 18.8 (2.1) | 0.3 (− 0.7–1.3) | .557 |
Male | 18.4 (1.7) | 19.2 (2.0) | 18.1 (1.4) | 1.1 (0.2–2.0) | .018 | 18.6 (1.4) | 18.4 (1.8) | 0.2 (− 0.8–1.3) | .651 |
Female | 19.4 (2.3) | 19.8 (1.2) | 19.4 (2.5) | 0.4 (− 1.9–2.7) | .723 | 20.3 (2.7) | 19.3 (2.3) | 0.9 (− 1.1–3.0) | .366 |