1998 National Household Survey on Drug Abuse:  Population Estimates

Section II Sample Sizes and U.S. Population Tables

Table 1A. 1998 NHSDA Sample Sizes and U.S. Population Totals, by Age Within Gender

	GENDER
AGE	Male				Female				TOTAL
	Sample		Population		Sample		Population		Sample		Population
12-17	3,383		11,608,146		3,395		11,132,297		6,778		22,740,443
18-25	3,275		14,126,645		4,043		13,839,222		7,318		27,965,867
26-34	1,864		17,169,325		2,673		17,433,606		4,537		34,602,931
$35	2,739		62,293,488		4,128		70,842,031		6,867		133,135,519
TOTAL	11,261		105,197,605		14,239		113,247,156		25,500		218,444,761

Note: Sub-population totals are estimates and may not sum to totals due to rounding.

Source: Office of Applied Studies, SAMHSA, National Household Survey on Drug Abuse, 1998

Table 1B. 1998 NHSDA Sample Sizes and U.S. Population Totals, by Gender and Age Within Race/Ethnicity

	RACE/ETHNICITY
GENDER/AGE	White				Black				Hispanic				Other
	Sample		Population		Sample		Population		Sample		Population		Sample		Population
GENDER
Male	5,303		78,311,866		2,339		11,139,121		3,043		11,325,367		576		4,421,251
Female	6,406		83,679,604		3,476		13,636,139		3,752		11,017,063		605		4,914,350
AGE
12-17	3,091		15,208,871		1,374		3,243,051		1,869		3,108,087		444		1,180,434
18-25	2,926		18,752,734		1,798		3,927,070		2,187		3,910,395		407		1,375,669
26-34	1,890		23,786,375		1,053		4,360,055		1,432		4,672,349		162		1,784,153
$35	3,802		104,243,490		1,590		13,245,085		1,307		10,651,600		168		4,995,344
TOTAL	11,709		161,991,470		5,815		24,775,260		6,795		22,342,431		1,181		9,335,601

Note 1: Data are presented separately for whites, not of Hispanic origin; blacks, not of Hispanic origin; Hispanics; and others. The racial/ethnic category "Other" includes: Indians (American), Aleuts, Eskimos, Asian or Pacific Islanders (including Asian Indians).

Note 2: Sub-population totals are estimates and may not sum to totals due to rounding.

Source: Office of Applied Studies, SAMHSA, National Household Survey on Drug Abuse, 1998

Exhibit 1. Census Regions of the United States

Table 1C. 1998 NHSDA Sample Sizes and U.S. Population Totals, by Gender and Age Within Region

	REGION
GENDER/AGE	Northeast				North Central				South				West
	Sample		Population		Sample		Population		Sample		Population		Sample		Population
GENDER
Male	1,300		20,118,920		1,626		24,584,757		3,585		36,977,539		4,750		23,516,390
Female	1,821		22,235,886		2,054		26,555,327		4,919		40,351,939		5,445		24,104,005
AGE
12-17	709		4,060,818		872		5,427,530		1,997		8,042,240		3,200		5,209,856
18-25	739		4,942,441		930		6,629,654		2,298		10,050,716		3,351		6,343,056
26-34	673		6,732,952		754		7,836,373		1,633		12,144,071		1,477		7,889,536
$35	1,000		26,618,594		1,124		31,246,527		2,576		47,092,451		2,167		28,177,947
TOTAL	3,121		42,354,805		3,680		51,140,084		8,504		77,329,477		10,195		47,620,394

Note: Sub-population totals are estimates and may not sum to totals due to rounding.

Source: Office of Applied Studies, SAMHSA, National Household Survey on Drug Abuse, 1998

This page was last updated on June 03, 2008.

SAMHSA, an agency in the Department of Health and Human Services, is the Federal Government's lead agency for improving the quality and availability of substance abuse prevention, addiction treatment, and mental health services in the United States.