Kraus-Weber Test for muscular strength:
Test 1: Straight legs sit-ups
Purpose: To measure strength of the abdominal and psoas muscles.
Procedure: Lie down in supine position, fingers interlocked behind neck, legs straight. The partner holds the feet of the subject. After command subject comes up to sitting position.
Scoring: If without help, subject reaches to sitting position, 10 marks are awarded and if the subject is not able to lift shoulders zero marks are awarded.
Test 2: Bent knee sit-ups
Purpose: To measure strength of the abdominal muscles.
Procedure: From supine position, the subject will keep the knees bent, fingers interlocked behind the neck. Roll up to sitting position, partner is holding the feet.
Scoring:
(a) It not able to lift shoulders, zero marks.
(b) If reaches sitting position, 10 marks.
(c) If there is distance from sitting position, it is marked between 0-10 marks.
Test 3: Leg raise (Supine position)
Purpose: To measure strength of the psoas and lower back.
Procedure: Lie down in supine position on table, hands behinds the neck. Now lift the legs to 10 inches above the table and hold for 10 seconds.
Scoring: Holding legs for 10 seconds scores 10 points. If held for 5 seconds then 5 points and so on.
Test 4: Leg raise (Proline position)
Purpose:To measure strength of upper back.
Procedure: Lie on prone position on table, hands to be kept under chin. A pillow is kept under abdomen. The partner presses the back and trunk of the subject. The subject is advised to lift legs to 10 inches above the table and hold for 10 seconds.
Scoring: Holding the legs for 10 seconds scores 10 points, if held for 5 seconds then 5 points and so on.
Test 5: Lifting upper body (prone position)
Purpose: To measure strength of lower back.
Procedure: Lie on proline position, hands behind the neck and a pillow is kept under abdomen. The partner presses the legs and hip of subject. Now lift upper body to 10 inches above the table and hold for 10 seconds.
Scoring: Holding the upper body for 10 seconds scores 10 points. Anything less than 10 seconds is scored accordingly.
Test 6: Toe touch from standing position
Purpose: To measure the strength of back and hamstring. Procedure: Stand erect with bare feet. Now slowly touch the hands to feet and stay there for 3 seconds.
Scoring: Full 10 marks are given for complete touch (3 seconds). If subject is unable to touch by 2 inches B marks are awarded. The more the distance, the less the marks.
