Table 8. Comparisons for the Means of Body Dimensions Between the Current Firefighters and the General U.S. Population (weighted).

	U.S. Firefghters				General U.S. Population
Dimension	Sum of W	M	SE of M	SD	Sum of W	M	SE of M	SD	Difference in Mean
5a. Men, 24 out of 40 dimensions without gear
(01) Acromion height, standing	863	1458	2.1	62	1114	1445	2.3	76	13*
(02) Ankle height, standing	863	72	0.2	7	1114	71	0.2	7	1*+
(03) Axilla height, standing	863	1322	2.1	61	1114	1322	2.1	70	0
(05) Cervical height, standing	863	1519	2.1	62	1114	1523	2.3	75	−4
(07) Chest circumference, standing	863	1104	3.1	91	1119	1024	3.4	113	80*
(09) Crotch height, standing	863	785	1.5	44	1119	797	1.6	55	−12*
(10) Foot breadth, standing	863	104	0.2	6	1114	104	0.2	8	0
(11) Foot length, standing	863	270	0.4	13	1119	267	0.5	15	3*+
(13) Hip circumference, standing	863	1077	2.6	75	1119	1032	2.9	98	45*
(14) Knee height, standing	863	477	1.0	29	1114	493	0.9	31	−16*
(15) Stature	863	1769	2.3	67	1119	1767	2.4	81	2
(16) Thigh circumference, standing	863	619	1.6	47	1119	600	1.9	63	19*
(18) Vertical trunk circumference	863	1775	3.1	91	1118	1705	3.2	108	70*
(19) Waist circumference, standing	863	971	3.6	105	1118	895	3.8	126	76*
(20) Waist height, standing	861	1032	1.8	52	1119	1037	1.9	63	−5
(21) Weight (kg)	863	93.0	0.5	14.8	1119	83.2	0.5	17.4	9.8*
(24) Acromion height, sitting	863	614	1.0	30	1119	602	1.1	38	12*
(26) Bideltoid breadth, sitting	862	574	1.8	52	1119	490	1.1	38	84*
(28) Buttock–knee length, sitting	860	630	1.1	32	1119	614	1.1	36	16*
(29) Elbow height, sitting	863	242	0.9	27	1119	239	1.1	35	3
(34) Head circumference, sitting	861	578	0.5	14	1119	577	0.5	18	1
(35) Hip breadth, sitting	862	437	1.2	34	1117	376	1.1	38	61*
(36) Knee height, sitting	863	544	0.9	28	1119	558	1.0	32	−14*
(40) Sitting height	863	924	1.2	35	1119	921	1.3	43	3
5b. Women, 25 out of 40 dimensions without gear
(01) Acromion height, standing	86	1374	5.8	53	1257	1343	2.0	70	31*
(02) Ankle height, standing	87	67	0.6	6	1258	66	0.2	7	1
(03) Axilla height, standing	86	1257	5.8	54	1258	1233	1.9	67	24*
(05) Cervical height, standing	86	1429	6.0	55	1257	1407	2.0	71	22*
(07) Chest circumference, standing	88	973	10.0	94	1261	964	4.0	141	9
(09) Crotch height, standing	86	742	4.4	41	1260	748	1.5	53	−6
(10) Foot breadth, standing	88	95	0.5	5	1258	93	0.2	9	2*+
(11) Foot length, standing	88	247	1.3	13	1261	239	0.4	14	8*
(13) Hip circumference, standing	88	1058	9.4	88	1258	1061	4.0	143	−3
(14) Knee height, standing	86	448	2.8	26	1258	445	0.8	29	3
(15) Stature	87	1667	6.4	60	1261	1638	2.2	78	29*
(16) Thigh circumference, standing	88	615	6.3	59	1261	611	2.4	87	4
(17) Under bust circumference	88	835	8.6	80	1261	802	3	108	33*
(18) Vertical trunk circumference	88	1607	9.0	84	1261	1577	3.3	117	30*
(19) Waist circumference, standing	88	869	10.6	99	1259	796	4.4	154	73*
(20) Waist height, standing	86	994	5.7	53	1261	1007	1.8	63	−13
(21) Weight (kg)	88	72.2	1.4	12.8	1261	69.6	0.6	19.9	2.6
(24) Acromion height, sitting	88	583	2.9	27	1261	568	0.9	32	15*
(26) Bideltoid breadth, sitting	88	489	5.0	47	1261	431	1.1	39	58*
(28) Buttock–knee length, sitting	88	604	2.9	27	1260	588	1.1	40	16*
(29) Elbow height, sitting	88	237	3.0	28	1260	237	0.8	30	0
(34) Head circumference, sitting	87	558	1.6	14	1260	552	0.5	18	6*
(35) Hip breadth, sitting	87	425	4.1	39	1259	410	1.5	53	15*
(36) Knee height, sitting	88	510	2.5	24	1261	508	0.9	31	2
(40) Sitting height	88	874	3.3	31	1260	864	1.1	39	10

Note. Unit: mm unless otherwise specified. Sum of W: sum of weights.

^*Denotes statistical significance at p = .05/24 = .00208 for men and p = .05/25 = .002 for women for two-tailed independent t tests with Bonferroni correction, which were equivalent to t.₀₅(24, >1000) = ±3.08 for men and t.₀₅(25, >1000) = ±3.09 for women.

⁺Denotes no practical importance.