Table 1.

Summary of Handgrip Strength Measurements (kg) Obtained From the Dominant Hand of Male and Female Participants

Gender (age, yr)	M (SD), n			F (p)
	NHANES Mean	NHANES Best	NIH Tool Box	NHANES Mean vs. Toolbox	NHANES Best vs. Toolbox
Male (6)	10.0 (2.2), 211	10.7 (2.3), 213	9.6 (2.8), 95	1.6 (.206)	13.5 (.000)
Male (7)	11.8 (2.5), 213	12.6 (2.6), 213	11.2 (3.4), 113	2.6 (.106)	17.1 (.000)
Male (8)	13.2 (2.9), 202	14.1 (2.9), 202	13.4 (3.5), 98	0.2 (.636)	3.7 (.055)
Male (9)	15.3 (3.0), 196	16.4 (3.0), 196	16.5 (3.8), 101	8.0 (.005)	0.0 (.878)
Male (10)	17.5 (3.5), 193	18.6 (3.6), 193	17.9 (3.6), 102	1.2 (.277)	2.6 (.106)
Male (11)	20.2 (4.4), 176	21.4 (4.7), 176	20.5 (4.1), 97	0.2 (.697)	2.6 (.105)
Male (12)	22.9 (4.9), 152	24.1 (5.1), 152	23.6 (5.3), 91	1.0 (.307)	0.5 (.501)
Male (13)	28.2 (6.2), 157	29.7 (6.4), 157	28.2 (6.8), 105	0.0 (.973)	3.4 (.066)
Male (14)	32.1 (6.2), 151	34.0 (6.5), 151	33.5 (7.5), 102	2.6 (.110)	0.3 (.611)
Male (15)	36.8 (6.8), 143	38.8 (7.2), 143	36.7 (7.8), 96	0.0 (.870)	4.9 (.028)
Male (16)	39.3 (7.1), 166	41.4 (7.4), 166	39.1 (7.8), 89	0.0 (.849)	5.6 (.019)
Male (17)	40.9 (7.1), 133	43.2 (7.3), 133	44.3 (9.8), 104	9.6 (.002)	1.1 (.291)
Male (18–29)	44.5 (8.1), 1,129	47.2 (8.6), 1,129	46.3 (8.2), 68	2.9 (.088)	0.7 (.397)
Male (30–39)	47.2 (8.6), 801	49.9 (9.0), 801	43.6 (10.7), 56	9.2 (.003)	25.3 (.000)
Male (40–49)	45.5 (7.6), 756	47.8 (7.9), 757	43.2 (9.3), 75	6.1 (.014)	22.6 (.000)
Male (50–59)	42.1 (7.6), 721	44.0 (7.8), 724	42.7 (10.2), 77	0.4 (.538)	1.9 (.164)
Male (60–69)	38.9 (8.1), 695	40.8 (8.3), 696	37.3 (9.9), 57	2.0 (.160)	8.7 (.003)
Male (70–80)	33.2 (7.5), 637	34.6 (7.8), 637	33.0 (9.6), 77	0.0 (.833)	2.8 (.092)
Female (6)	9.6 (2.1), 193	10.4 (2.2), 194	8.8 (2.8), 99	6.4 (.012)	26.1 (.000)
Female (7)	10.8 (2.2), 187	11.6 (2.4), 187	11.8 (3.4), 107	9.2 (.003)	0.3 (.607)
Female (8)	12.8 (2.9), 177	13.7 (2.9), 177	12.8 (3.3), 91	0.0 (.950)	4.6 (.032)
Female (9)	14.6 (3.1), 190	15.5 (3.2), 190	14.9 (3.3), 99	0.8 (.385)	2.0 (.154)
Female (10)	17.0 (3.3), 171	18.0 (3.4), 171	17.4 (4.0), 106	0.9 (.331)	1.9 (.171)
Female (11)	19.7 (4.1), 219	20.8 (4.4), 219	19.9 (3.9), 95	0.3 (.612)	3.0 (.084)
Female (12)	22.8 (4.8), 154	24.0 (4.9), 154	23.4 (4.5), 108	1.1 (.303)	1.1 (.305)
Female (13)	24.5 (5.3), 150	25.8 (5.3), 150	25.2 (5.4), 94	1.1 (.299)	0.6 (.454)
Female (14)	26.2 (4.7), 156	27.6 (4.9), 156	26.6 (6.1), 113	0.2 (.618)	2.3 (.132)
Female (15)	27.4 (4.5), 146	28.8 (4.8), 146	28.2 (5.0), 100	1.8 (.177)	1.0 (.323)
Female (16)	27.4 (4.7), 177	28.8 (4.8), 177	28.5 (5.3), 99	3.6 (.058)	0.1 (.739)
Female (17)	27.7 (5.6), 129	29.2 (5.7), 129	28.6 (5.6), 104	1.7 (.198)	0.5 (.478)
Female (18–29)	29.1 (5.2), 1132	30.7 (5.4), 1,134	29.0 (7.3), 166	0.1 (.780)	13.5 (.000)
Female (30–39)	30.0 (5.4), 830	31.6 (5.7), 831	29.1 (6.1), 204	4.6 (.033)	31.8 (.000)
Female (40–49)	29.4 (5.5), 836	31.0 (5.7), 838	29.4 (6.5), 143	0.0 (.957)	9.1 (.003)
Female (50–59)	27.5 (5.4), 780	28.9 (5.6), 782	27.1 (6.4), 98	0.5 (.473)	8.8 (.003)
Female (60–69)	25.3 (5.1), 738	26.6 (5.2), 740	23.0 (6.5), 88	14.6 (.000)	35.3 (.000)
Female (70–80)	21.0 (5.2), 700	22.0 (5.3), 704	20.7 (5.2), 77	0.2 (.682)	4.4 (.036)

Note. M = mean; NHANES = National Health and Nutrition Examination Survey; NIH = National Institutes of Health; SD = standard deviation.